Table 3: Main effects of Apnea Group, Age, BMI Category, and Gender by Outcome Variable.

Total sleep time (minutes) Sleep efficiency (%) Movement minutes Sleep runs (number/night)
Apnea Group SDB = 531

Control = 541

SDB = 88%

Control = 89%

SDB = 60.0

Control = 46.4*

SDB = 1.0

Control = 1.3*

BMI Category Obese = 526

Overweight = 511

Healthy = 542

Underweight = 566*

Obese = 88%

Overweight = 89%

Healthy = 90%

Underweight = 88%**

Obese = 50

Overweight = 47

Healthy = 49

Underweight = 66**

Obese = 1.1

Overweight = 1.1

Healthy = 1.2

Underweight = 1.2

Gender Female = 530

Male = 534

Female = 88%

Male = 89%

Female = 57

Male = 49*

Female = 1.1

Male = 1.2

(Estimated Mean, p-value for the effect), SDB = sleep disordered breathing group, BMI = body mass index.

*Significant parameter, p < 0.05, **Significant parameter, p < 0.01.