Rebecca Boehm, Marlene B Schwartz, Ann Lowenfels, Ian Brissette, Mary Jo Pattison, Jia Ren
The Relationship between Written District Policies and School Practices among High-Need Districts in New York State
The Journal of school health
evaluate usability acceptability health voice promotion vocal health analyze sociodemographic data work data selfknowledge data vocal care voice disadvantage vocal fatigue symptoms elementary school teachers crosssectional observational study sample 277 elementary school teachers brazilian capital teachers invited access interact evaluate mhealth health voice evaluation instruments questionnaire information sociodemographic work data system usability scale sus questionnaire questions acceptability voice handicap index protocol vhi10 vocal fatigue index protocol vfi descriptive association analyses performed chisquare fisher exact mannwhitney wilcoxon tests p 005 results mean sus score 819 points mean acceptability questions 1724 vhi10 696 points vfi 2111 points participants rated acceptability mhealth high association acceptability working two shifts p 0019 acceptability usability p 0001 usability selfperception knowledge voice care using mhealth p 0000 activity perceived important guidance voice care health voice vocal guidance tool teachers promotes vocal health high usability acceptability elementary school teachers selfreported knowledge vocal care increases use evaluate technology high acceptability 36 times likely also classify high usability