2012
DOI: 10.1016/j.jvoice.2011.09.010
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Epidemiology of Voice Disorders in Teachers and Nonteachers in Brazil: Prevalence and Adverse Effects

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Cited by 235 publications
(260 citation statements)
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“…In addition, patients with vocal complaints who seek professional help report a greater amount of vocal signs and symptoms (6.3, on average) than individuals without vocal complaints (1.3, on average) (27) . This data was confirmed in the present study, which found means of 6.9 (SD = 2.3) signs and symptoms for the DG and of 0.9 (SD = 0.8) for the VHG.…”
Section: Discussionmentioning
confidence: 99%
“…In addition, patients with vocal complaints who seek professional help report a greater amount of vocal signs and symptoms (6.3, on average) than individuals without vocal complaints (1.3, on average) (27) . This data was confirmed in the present study, which found means of 6.9 (SD = 2.3) signs and symptoms for the DG and of 0.9 (SD = 0.8) for the VHG.…”
Section: Discussionmentioning
confidence: 99%
“…This creates a background noise in the room that goes from 50 to 80dB, and may exceed 35dB, the standard limit according to the American National Standard Institute (ANSI) 34,35 . This situation makes teachers need to raise their sound pressure by about 9.1 dB and the usual frequency in half an octave above the normal pattern, in order to thereby exercise control of the class and mediate the content of classes 25,34,36 . Such increase in loudness and the use of other vocal adaptations in the classroom, such as shouting, whispering, and interpreting other voices, without the proper support and use of proper vocal techniques, often lead to the onset of dysphonia resulting from inadequate voice use 19,21,24,37 .…”
Section: Resultsmentioning
confidence: 99%
“…The literature considers that in some professions, voice and communication suffer interference from environmental and organizational factors such as worker's lack of training on professional communication, further on the influence of biological factors, such as aging, allergies, among others (14) . In addition to these factors, other authors consider that other variables may contribute to the development of vocal deviation, such as the personality characteristics, vocal demands, anxiety, stress (15)(16)(17) , and even signs of depression in some professional categories (18) .…”
Section: Discussionmentioning
confidence: 99%