Overnight oxymetry test result | ||||
SDB symptom | Normal (N=54) | Low baseline oxygen (N=23) | Abnormal (N=17) | P-value |
Snoring | 24 (44%) | 11 (48%) | 15 (88%) | 0.004 |
Excessive daytime sleepiness | 8 (15%) | 4 (17%) | 10 (59%) | < 0.001 |
Witnessed sleep apnea | 5 (29%) | 0 (0%) | 5 (29%) | 0.28 |
- P-values result from Kendall’s correlation coefficient tau or a Cochran-Armitage trend test. |