| Name of questionnaire | OSA50 |
|---|---|
| Type of questionnaire-description,age | Screening for obstructive sleep apnea |
| Number of items | 4 questions |
| Number of domains & categories | Not applicable |
| Name of categories/domains | Not applicable |
| Scaling of items | 0-3 and 0-2 |
| Scoring available: with permission or free | Use with permission |
| Scoring test-retest reliability | Correlations not reported |
| Scoring Internal consistency | Not reported |
| Validity | Yes, compared with a general health questionnaire, Epworth Sleepiness Scale, Berlin questionnaire, STOP-BANG, P-SAP, DES-OSA |
| Language | English |
| Translations in other languages (if yes, then list the languages) | Not applicable |
| Developer name | Chai-Coetzer C, MD et al, Adelaide Institute for Sleep Health, Repatriation General Hospital, Daws Road, Daw Park South Australia 5041, Australia |
| Developer contact information | chingli.chai-coetzer@sa.gov.au |
| Availability of questionnaire: needs permission from developer, cost or freely available | Permission needed for use |
| Limitations | Pregnant women, patients with significant cognitive impairment, a poorly controlled psychiatric disorder or who had previously received treatment for OSA were excluded and cannot be used in these populations. |
| Link to the questionnaire (if available) | Figure 2 of the original reference; used with permission |
| Other comments | Short questionnaire for screening. Validated for diagnosis of sleep apnea using a portable monitoring device. A sensitivity of 97% and specificity of 87% in the development group, and a sensitivity of 88%, Specificity of 82% in the validation group was reported. |
| References (original publication) | Chai-Coetzer CL, Antic NA, Rowland LS, Catcheside PG, Esterman A, Reed RL, Williams H, Dunn S, McEvoy RDThorax. 2011 Mar;66(3):213-9 |
| Updated by | Maximiliano A. Tamae Kakazu, MD |
| The last date of update | 2016 |
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