Figure 4.
The exposure–response relationships of arousal burden and all-cause and cardiovascular mortality for men and women regardless of their cohort, adjusted for total sleep duration, age, systolic and diastolic blood pressure, average heart rate, mean respiratory rate, time spent below 90% oxygen desaturation, history of stroke, myocardial infarction/coronary artery disease, congestive heart failure, categorized body mass and apnoea/hypopnea indices, the total duration of wake after sleep onset, smoking habit, and history of hypertension and diabetes. CI, confidence interval; HR, hazard ratio. The P-values show Wald χ2 test results.