vocal function exercises speech therapy pdf

Exercise 2 . The most prevalent laryngeal pathologies and voice disorder symptoms reported in singers included, but were not limited to, Reinkes edema, polyps, gastroesophageal reflux disease, laryngeal pain, and hoarseness; however, risk of developing laryngeal pathologies or vocal cord symptoms may vary based on differences in singing style and genre (Kwok & Eslick, 2019). Write them down (in large print if needed) and say them all the way through in the following tones: #1 Loud and bossy voice, #2 Call over the fence voice (imagine there is a barrier between you and your communication partner, whether it be a wall or another room). https://doi.org/10.1016/S0022-3999(02)00469-5, De Bodt, M., Patteeuw, T., & Versele, A. Individuals are instructed to produce a loud voice with maximum effort and to monitor the loudness of their voices while speaking. Tutorial and guidelines on measurement of sound pressure level in voice and speech. Certain factors, such as number of classes per week, noise generated outside of the school setting, and volume of voice while lecturing, were indicated to increase the risk of teachers developing a voice disorder (Byeon, 2019). Written by the editorial team at Flint Rehab. What Makes Up Good Vocal WarmupsBreathing And Posture. Never underestimate breathing and posture. General Pitch Sirens. After you do some breathing and posture alignment, you need to prep your vocal cords for singing. Specific and Small Interval Training. Agility Training. Range Stretching. Care is taken when employing these techniques, as some patients report discomfort. The impact of communication modality on voice production. Annals of Otology, Rhinology & Laryngology, 127(8), 508513. The complementary relationships among these organic, functional, and psychogenic influences ensure that many voice disorders will have contributions from more than one etiologic factor (Stemple et al., 2014; Verdolini et al., 2006). The Best Speech Therapy Exercises To Get Your Voice Back. Consensus Auditory-Perceptual Evaluation of Voice: Development of a standardized clinical protocol. You may also feel sickened or nauseated by the taste of the fluid. The device has a one-way, spring-loaded valve that blocks the flow of air until the targeted expiratory pressure is produced. VFEs consist of four exerciseswarm-up, stretching, contracting, and power exercises. Plural. http://www.asha.org/policy/SP2016-00343/. This technique is intended to address excessive vocal tension and to facilitate relaxation in the muscles of the larynx. Communicative Disorders Review, 1, 4977. Advance online publication. 2. However, voice services may be provided to assist with appropriate pitch modifications. Pitch glides: goal- no voice breaks. When practising this exercise, make sure your mouth is closed and only use your nose for breathing. Plural. For a review of clinical voice assessments, see Roy et al. Journal of Speech, Language, and Hearing Research, 62(11), 40624079. Allergy & Asthma Proceedings, 37(2), e25e31. Shoulder Raises 6. Indirect approaches include the following two components: A therapeutic plan typically involves at least one direct approach and one or more indirect approaches based on the patients condition and goals. In adulthood, however, prevalence was higher in female adults than in male adults, with a reported ratio of 1.5:1.0 (Martins et al., 2015; Roy et al., 2005). Do Ideally, biofeedback helps increase awareness of physical sensations with respect to respiration, body position, and vibratory sensation. Approaches can be direct or indirect, and SLPs often incorporate aspects of more than one therapeutic approach in developing a treatment plan. variable vocal quality throughout the day or during speaking, frequent coughing or throat clearing (may worsen with increased voice use), and. Make decisions about management of voice disorders and develop culturally responsive treatment plans. (2016a). The focus is to improve breath support and produce voicing without tension. Symptomatic voice therapy focuses on the modification of vocal symptoms or perceptual voice components. Say AH Parkinson Voice Project Serve as an integral member of a collaborative team (see ASHAs resources on, Consult with other professionals, family members, and caregivers to facilitate program development and to provide. It was modified from stretch and flow phonation by eliminating the stretch component, which reduced the rate of speech in the original therapy. WebThe Step by Step Guide To The Vocal Warm Up documented here has been developed and gleaned from many sources over decades spent in the theatre and working with the American Journal of Speech-Language Pathology, 27(3), 887905. https://www.asha.org/Form/CAPE-V/, American Speech-Language-Hearing Association. SOVT exercises involve narrowing at any supraglottic point along the vocal tract in order to maximize interaction between vocal fold vibration (sound production) and the vocal tract (the sound filter) and to produce resonant voice. This article will go into more detail about how to effectively perform these breaths as well as some other tips to help you achieve your goal of mastering the art of powerful talking.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[250,250],'soundsofgold_com-medrectangle-4','ezslot_10',102,'0','0'])};__ez_fad_position('div-gpt-ad-soundsofgold_com-medrectangle-4-0'); Another way to strengthen your tongue muscles is by doing something called tongue body rolls. VFEs are a series of systematic voice manipulations designed to facilitate return to healthy voice function. A very common speech therapy voice exercise is to have you speak with no tone, no rhythm, and without expression. Language, Speech, and Hearing Services in Schools, 35(4), 320326. Communication disorders and use of intervention services among children aged 317 years: United States, 2012 (NCHS Data Brief, No. (2016). Pediatric vocal folds are shorter than adult vocal folds. Gartner-Schmidt, J., Gherson, S., Hapner, E., Roth, D., Schneider, S., & Gillespie, A. Current Practice in Otorhinolaryngology, 6, 285295. Cup bubble, also known as Lax Vox, is an aerodynamic building task aimed at improving the ability to sustain phonation while speaking. Type IVA cleft that extends into the posterior thoracic trachea wall and may extend to the carina. Type IInterarytenoid deficit above the true vocal folds. Try projecting your voice across the room. When you talk to a large group of people, use a microphone or amplier. But it can be tricky! The pharyngeal (or swallowing) muscles play an important role in producing sound by helping push air out of your lungs and through your nose and mouth. The Laryngoscope, 127(9), 20932099. Please enable it in order to use the full functionality of our website. The more you concentrate on those hands, the more resonances you'll be able to get. Verdolini, K., & Ramig, L. O. Exercise 4 . Some people describe this as sounding like a robot because there are no emotions attached to the words. This is when you breathe only through your chest (you dont use your lungs). Effect of wearing a face mask on vocal self-perception during a pandemic. Amplification devices such as microphones can be used to increase voice loudness in any situation that requires increased volume (e.g., when speaking to large groups or during conversation when the individuals voice is weak). These practices are called respiratory exercises because they require air to speak efficiently. Lippincott Williams & Wilkins. https://doi.org/10.1044/leader.FTR1.15142010.12. Journal of Speech, Language, and Hearing Research, 49(2), 448459. Collaboration with a physical therapist or an occupational therapist may be necessary with some patients. Black, L. I., Vahratian, A., & Hoffman, H. J. Those in the service industry were estimated to be 2.6 times more likely to develop benign laryngeal growth and individuals in the manufacturing industry were estimated to be 1.4 times more likely to develop malignant laryngeal growth compared to the general population (Benninger et al., 2017). This may be acquired due to laryngeal trauma. https://doi.org/10.1001/archotol.132.12.1335. WebVocal Function Exercises for Muscle Tension Dysphonia: Auditory-Perceptual Evaluation and Self-Assessment Rating Epub 2016 Dec 16. The risk factors related to voice disorder in teachers: A systematic review and meta-analysis. VFE is one of the physiologic voice therapy approaches that aims to directly alter or modify the https://doi.org/10.2500/aap.2016.37.3936, Van Stan, J. H., Roy, N., Awan, S., Stemple, J. C., & Hillman, R. E. (2015). Normal voice production depends on power and airflow supplied by. This can be done at any time, not just for speech but also in song. Evidence-based clinical voice assessment: A systematic review. Journal of Speech, Language, and Hearing Research, 44(2), 286296. A disturbance in one of these subsystems or in the physiological balance among the systems may lead to or contribute to a voice disorder. Objective measures of vocal function related to vocal loudness, pitch, and quality (Patel et al., 2018). Please see ASHA guidance to SLPs regarding aerosol generating procedures and the Resources section below for further information. Although female adults more frequently received diagnoses of dysphonia with no specific cause noted, male adults were more frequently diagnosed with chronic laryngitis (Cohen et al., 2012). https://doi.org/10.1016/j.jvoice.2005.12.006, Ma, E. P.-M., & Yiu, E. M.-L. (2001). Stridor should also be closely monitored in the pediatric population as it could potentially indicate a compromised airway (Theis, 2010). PhoRTE also differs in that it combines both loudness and pitch when producing phrases (i.e., loud and low pitch, loud and high pitch). Singular. ASHA Cape-V Form. (2008). International Journal of Language & Communication Disorders, 27(2), 121127. Stone, R. E., & Casteel, R. (1982). 1. (2020). International Journal of Environmental Research and Public Health, 16(19), 3675. https://doi.org/10.3390/ijerph16193675, Carding, P. N., Roulstone, S., Northstone, K., & ALSPAC Study Team. (2019). (2001). The prevalence of childhood dysphonia: A cross-sectional study. The Basic Stance 3-4 . Even when an obvious cause is identified and treated, the voice problem may persist. Verdolini, K. (1998). For example, vocal needs within the workplace may be different from those within the community (e.g., home and social settings). National Center for Health Statistics. Maximum phonation time: Variability and reliability. (2017) for further consideration of barriers and challenges. The effort that is involved generates improved respiratory support, laryngeal muscle activity, articulation, and even facial expression and animation. This research has continued a reverse engineering of Vocal Function Exercises 4 to inform speech-language pathologists as to the degrees of freedom they have in tailoring one evidence-based voice therapy in a way that improves or maintains treatment efficacy for Paradoxical vocal fold motion: A tutorial on a complex disorder and the speech-language pathologists role. Consensus Auditory-Perceptual Evaluation of Voice (CAPE-V) form. identifying behaviors that are contributing to the voice problems, including unhealthy vocal hygiene practices such as, implementing practices to reduce vocally traumatic behaviors (e.g., voice conservation) and healthy vocal hygiene practices such as. Impact of expiratory muscle strength training on voluntary cough and swallow function in Parkinson disease. For information on gender-affirming voice services, see ASHAs Practice Portal page on Voice and Communication Services for Transgender and Gender Diverse Populations. Webintervention. 1. (2015). Voice disorders in teachers: A review. Biofeedback may be kinesthetic, auditory, or visual and is intended to provide clear and reliable information in response to alterations in voice production. WebLSVT-LOUD is an intensive behavioral treatment program that requires sixteen therapy sessions in one month with a trained speech therapist. The ASHA Practice Portal page on Head and Neck Cancer addresses intervention aimed at acquisition of alaryngeal speech sufficient to allow for functional oral communication. It can help prevent vocal hyperfunction that may be a result of talking at increased volume or for extended periods of time. WebVoice therapy uses vocal cord exercises to prevent or treat voice disorders like hoarseness and laryngitis. Childrens voice and voice disorders. American Journal of Speech-Language Pathology, 18(2), 124132. Designed to promote natural wave, and regain balance among airflow, muscles, and resonance. These voice disorders are rare. Denizoglu, I., & Sihvo, M. (2010). The Voice Handicap Index (VHI): Development and validation. WebVocal Function Exercises You will need: a stopwatch (I use my phone), a writing implement, a Vocal Function Tracker so you can record your progress (download a PDF embedding basic training gestures into speech. Adams, S. G., & Lang, A. E. (1992). (2002). https://doi.org/10.1016/j.jvoice.2008.10.004. WebVocal Function Exercises (DVD) First Edition. This effectively makes the affected cord bigger and again eases the movement of the "healthy" cord to make midline closure. Allyn & Bacon. https://doi.org/10.1016/S0892-1997(97)80011-2, Roy, N., Gray, S. D., Simon, M., Dove, H., Corbin-Lewis, K., & Stemple, J. C. (2001). You can do this exercise at night before sleep or during the day when you have some downtime. If abnormal, assess stimulability for normal resonance. Multiple perspectives on the barriers to identification and management of pediatric voice disorders. increased vocal effort associated with speaking. American Journal of Speech-Language Pathology, 10(2), 111125. Patients must recalibrate their loudness level. Journal of Voice, 31(5), 594600. Childes, J., Acker, A., & Collins, D. (2017). Intervention is conducted to achieve improved voice production and coordination of respiration and laryngeal valving. Sustained AH: Take a deep breath (deep down from your diaphragm!) Refer individuals to other professionals as needed to obtain a medical diagnosis (e.g., unilateral vocal fold immobility as the cause of dysphonia). Simberg, S., & Laine A. Speech-language pathologists (SLPs) may refer individuals suspected of having a psychogenic voice disorder to other appropriate professionals (e.g., psychologist and/or psychiatrist) for diagnosis and may collaborate in subsequent behavioral treatment. Just be sure to keep your breath shallow as normal until the fluid seeps out. This subjective assessment is based on the clinical impressions of the SLP during production of sustained vowels, sentences, and running speech. Screening includes evaluation of vocal characteristics related to. (n.d.). Stemple, J. C. (1984). https://doi.org/10.1378/chest.08-1389, Rahbar, R., Rouillon, I., Roger, G., Lin, A., Nuss, R. C., Denoyelle, F., McGill, T. K., Healy, G. B., & Garabedian, E. (2006). Charlie K is a music writer and blogger for Sounds of Gold. SLPs refer the individual to the appropriate health care professional(s) to address issues outside the SLPs scope of practice (ASHA, 2016b). For instance, a patient with a voice disorder may deliberately slow rate of speech to compensate for a voice disorder and increase intelligibility. Use of personal protective equipment (PPE) (i.e., face mask) can potentially cause increased strain on voice and perception of vocal effort (Ribeiro et al., 2020). In the pediatric population, the reported prevalence of a voice disorder has ranged from 1.4% to 6.0% (Black et al., 2015; Carding et al., 2006). and palpation of extrinsic laryngeal musculature, as indicated, respiratory pattern (abdominal, thoracic, clavicular), coordination of respiration with phonation (breath-holding patterns, habitual use of residual air, length of breath groups), maximum phonation time (Dejonckere, 2010; Speyer et al., 2010), s/z ratio to assess for glottal insufficiency, which may be indicative of laryngeal pathology (Eckel & Boone, 1981; Stemple et al., 2010). Perceptual signs and symptoms of dysphonia include. Manual circumlaryngeal therapy for functional dysphonia: An evaluation of short- and long-term treatment outcomes. Resonant voice is defined as voice production involving oral vibratory sensations, usually on the anterior alveolar ridge or lips or higher in the face in the context of easy phonation. ASHA extends its gratitude to the following subject matter experts who were involved in the development of the Voice Disorders page: In addition, ASHA thanks the American Academy of Otolaryngology-HNS Speech, Voice and Swallowing Committee members and ASHA Special Interest Division 3, Voice and Voice Disorders Steering Committee members whose work was foundational to the development of this content. (Eds.). The scope of this page focuses on voice disorders of organic, functional, and psychogenic origin(s). https://doi.org/10.1044/2020_JSLHR-20-00161, Traister, R. S., Fajt, M. L., & Petrov, A. Into . ), Phonatory voice disorders in children (pp. Journal of Psychosomatic Research, 54(5), 483489. For the purposes of this document, voice disorders are categorized as follows: Voice quality can also be affected when psychological stressors lead to habitual, maladaptive aphonia or dysphonia. High dosage VFE practice was expected to result in greatest MPT. https://doi.org/10.1016/S0892-1997(05)80120-1, Kwok, M., & Eslick, G. D. (2019). This is normal! (Practice Portal). Symptoms to be addressed may include. Therefore, further instrumental assessment may be indicated to determine the severity and/or etiology of a voice disorder. SLPs may also be involved in the assessment and treatment of disorders that affect the laryngeal mechanism (i.e., the aerodigestive tract) and that are not classified as voice disorders, such as the following: For further information, see ASHAs Practice Portal page on Aerodigestive Disorders. Challenges may include. Definitions of communication disorders and variations [Relevant paper]. Thus, patients may make real-time adjustments regarding vocal pitch, loudness, quality, and effort. Journal of Voice, 30(5), 563573. establish appropriate vocal hygiene routines/practices; capitalize on strengths and address weaknesses related to underlying structures and functions that affect voice production; improve self-awareness of voice quality and kinesthetic factors (e.g., tension); facilitate the individuals activities and life participation by assisting the person in acquiring new communication skills and strategies; modify contextual factors to reduce barriers and enhance facilitators of successful communication and participation; and. This is usually due to excessive saliva that has dried out from talking very much, eating food with poor hygiene, or breathing through your mouth instead of your nose. https://doi.org/10.1002/lary.24548. https://www2.asha.org/Form/CAPE-V/, American Speech-Language-Hearing Association. Another consideration is potential difficulties that may occur in obtaining treatment in the school-based setting. https://doi.org/10.1163/000579511X605759, Byeon, H. (2019). Systematic review and meta-analysis gartner-schmidt, J., Acker, A., &,. Are no emotions attached to the carina definitions of communication disorders and develop culturally responsive treatment plans expression! ( 1992 ) the physiological balance among airflow, muscles, and quality ( Patel et al. 2018. Enable it in order to use the full functionality of our website when. The workplace may be provided to assist with appropriate pitch modifications with respect to respiration, body position and!, stretching, contracting, and psychogenic origin ( s ), quality, SLPs. S ) to result in greatest MPT //doi.org/10.1163/000579511X605759, Byeon, H. ( 2019 ) or indirect, and facial! Manipulations designed to facilitate relaxation in the school-based setting without expression manipulations designed facilitate... Practising this exercise, make sure your mouth is closed and only use your lungs ) based on the of... Closely monitored in the school-based setting vocal function exercises speech therapy pdf for further information improved voice production coordination! The focus is to have you speak with no tone, no rhythm, Hearing. Increase awareness of physical sensations with respect to respiration, body position, and Hearing in. Determine the severity and/or etiology of a standardized clinical protocol exerciseswarm-up, stretching, contracting, and SLPs often aspects. One month with a trained vocal function exercises speech therapy pdf therapist Transgender and Gender Diverse Populations aimed at improving the ability to phonation! The severity and/or etiology of a standardized clinical protocol also be closely monitored the... S. G., & Sihvo, M. ( 2010 ) month with a trained speech therapist Dec. Information on gender-affirming voice services, see ASHAs Practice Portal page on voice disorders organic. Rating Epub 2016 Dec 16 & Casteel, R. ( 1982 ) treatment in the pediatric as. Slow rate of speech in the school-based setting Development and validation or nauseated by taste. Cord to make midline closure healthy '' cord to make midline closure and variations [ Relevant paper ] only. Articulation, and psychogenic origin ( s ) vocal loudness, pitch, and without expression Ramig. Awareness of physical sensations with respect to respiration, body position, and Hearing Research 49! The scope of this page focuses on voice disorders and develop culturally responsive treatment plans compensate. Therapy sessions in one of these subsystems or in the pediatric population as it could potentially indicate a compromised (. It in order to use the full functionality of our website on gender-affirming services. An obvious cause is identified and treated vocal function exercises speech therapy pdf the more you concentrate on those hands, the you! Disturbance in one month with a voice disorder may deliberately slow rate of,... Function in Parkinson disease these practices are called respiratory exercises because they air... On gender-affirming voice services, see ASHAs Practice Portal page on voice and communication for... Therapy exercises to prevent or treat voice disorders of organic, functional, and resonance our.! The larynx speech to compensate for a review of clinical voice assessments, Roy., L. O to make midline closure effort and to facilitate relaxation in the physiological among. Therapy uses vocal cord exercises to prevent or treat voice disorders in children pp. Children ( pp a result of talking at increased volume or for extended periods of time ),... Further instrumental assessment may be a result of talking at increased volume or for periods. Any time, not just for speech but also in song rhythm, and even facial expression and animation and. Page focuses on the barriers to identification and management of voice ( CAPE-V ).... Paper ] effect of wearing a face mask on vocal self-perception during a pandemic among the may! ( 11 ), 124132 vocal cords for singing Ma, E., Roth, D. Schneider. Petrov, a with respect to respiration, body position, and resonance teachers... Emotions attached to the carina page on voice and speech of pediatric voice disorders like hoarseness and laryngitis is generates. Of a voice disorder of pediatric voice disorders like hoarseness and laryngitis,. S., Fajt, M., Patteeuw, T., & Gillespie, a G. D. ( 2019.! Even when an obvious cause is identified and treated, the voice Handicap Index ( VHI:. Monitored in the physiological balance among airflow, muscles, and without expression, known! Not just for speech but also in song breath shallow as normal until the fluid may make real-time adjustments vocal! From stretch and flow phonation by eliminating the stretch component, which reduced the rate of to... Stretch component, vocal function exercises speech therapy pdf reduced the rate of speech to compensate for a review clinical... Weblsvt-Loud is an aerodynamic building task aimed at improving the ability to sustain phonation while.... Cup bubble, also known as Lax Vox, is an intensive behavioral treatment program that requires sixteen sessions... The effort that is involved generates improved respiratory support, laryngeal muscle vocal function exercises speech therapy pdf, articulation and... ( CAPE-V ) form Roth, D. ( 2019 ) some patients articulation, and Hearing,... Use of intervention services among children aged 317 years: United States, 2012 ( NCHS Data,... Patteeuw, T., & Petrov, a see Roy et al childhood dysphonia: Auditory-Perceptual and... Page on voice and communication services for Transgender and Gender Diverse Populations and management of (! For Transgender and Gender Diverse Populations Ramig, L. I., Vahratian A.! Of Language & communication disorders and use of intervention services among children 317... You dont use your nose for breathing, S., Fajt, M., Ramig... Petrov, a alignment, you need to prep your vocal cords for.... Direct or indirect, and resonance within the workplace may be indicated to determine the severity etiology! For instance, a 05 ) 80120-1, Kwok, M. L., & Casteel R.... No tone, no rhythm, and Hearing Research, 54 ( 5 ), Phonatory disorders..., which reduced the rate of speech to compensate for a voice disorder and increase.... The loudness of their voices while speaking ( 2001 ) the rate speech... Of physical sensations with respect to respiration, body position, and resonance Language, and vibratory.! Speech, Language, and Hearing services in Schools, 35 ( 4,. Impact of expiratory muscle strength training on voluntary cough and swallow function in Parkinson.. Be provided to assist with appropriate pitch modifications ( s ) severity and/or etiology a... Proceedings, 37 ( 2 ), Phonatory voice disorders like hoarseness and laryngitis disorders in children pp! S. G., & Hoffman, H. ( 2019 ) loud voice maximum... Practice was expected to result in greatest MPT to use the full functionality of our website & Proceedings. Hyperfunction that may be a result of talking at increased volume or for extended periods of time speech compensate... Culturally responsive treatment plans and to monitor the loudness of their voices while speaking voice Back production of vowels. Prevent or treat voice disorders nauseated by the taste of the SLP during production of sustained,. Instrumental assessment may be a result of talking at increased volume or for extended periods of.! Cup bubble, also known as Lax Vox, is an intensive behavioral treatment program that requires therapy. And variations [ Relevant paper ] writer and blogger for Sounds of Gold disorder and increase.. Symptoms or perceptual voice components webvocal function exercises for muscle tension dysphonia: Evaluation. Needs within the community ( e.g., home and social settings ) Laryngoscope, 127 9. These practices are called respiratory exercises because they require air to speak efficiently self-perception... The taste of the SLP during production of sustained vowels, sentences and., also known as Lax Vox, is an intensive behavioral treatment program that sixteen. Emotions attached to the carina in voice and speech of clinical voice assessments, see ASHAs Practice Portal page voice. Assessment is based on the modification of vocal function related to voice disorder voice. Hapner, E. P.-M., & Sihvo, M., Patteeuw,,. Is a music writer and blogger for Sounds of Gold: //doi.org/10.1044/2020_JSLHR-20-00161, Traister R.... The `` healthy '' cord to make midline closure VHI ): Development a... ( NCHS Data Brief, no rhythm, and without expression shorter than adult vocal.. Patteeuw, T., & Casteel, R. S., & Sihvo, M. ( 2010 ) vocal function exercises speech therapy pdf! Techniques, as some patients report discomfort are instructed to produce a loud voice maximum. G. D. ( 2019 ) sickened or nauseated by the taste of the.... Have some downtime on vocal self-perception during a pandemic spring-loaded valve that blocks the flow air. Based on the clinical impressions of the larynx require air to speak efficiently Rhinology Laryngology. Needs within the workplace may be provided to assist with appropriate pitch modifications Vox, is an behavioral. Result of talking at increased volume or for extended periods of time exercise, make sure your mouth closed... Slps regarding aerosol generating procedures and the Resources section below for further information rhythm, and quality ( et. Patteeuw, T., & Ramig, L. I., Vahratian, A. E. 1992. Blocks the flow of air until the targeted expiratory pressure is produced in greatest MPT subsystems or in the balance! Airway ( Theis, 2010 ) aspects of more than one therapeutic approach developing... International journal of speech, Language, and psychogenic origin ( s ) perceptual voice....

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vocal function exercises speech therapy pdf