The risk of obstructive sleep apnea is highly correlated with depressive symptoms among the Korean adults population: results from the 2020 Korea National Health and Nutrition Examination Survey

Table 3 Point-biserial correlations between OSA risk and PHQ-9^a

OSA Obstructive Sleep Apnea, PHQ-9 Patient Health Questionnaire-9
^aA point-biserial correlation was used to measure the strength and direction of the association between the continuous variable and the dichotomous variable

ISSN: 1471-244X