Table 2. Frequency of Obstructive Sleep Apnea Based on Gender, Depression and Risk of OSA^a.

Obstructive Sleep Apnea	High Risk of OSA	Low Risk of OSA
Gender
Male	88 (46.1)	103 (53.9)
Female	51 (32.1)	108 (67.9)
P value= 0.008, OR= 1.80, CI 95%= 1.4 - 2.2
Depression
Depressed	106 (60.6)	69 (39.4)
Non-depressed	33 (18.9)	142 (81.1)
P value <0.001, OR= 6.61, CI 95%= 3.96-11.07

Abbreviation: OSA, obstructive sleep apnea.

^aData are expressed as No. (%).