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. 2013 Feb 7;5:15–21. doi: 10.2147/NSS.S40608

Table 1.

Measured parameters within the study population

Variable Mean SD Median Minimum Maximum
BMI (kg/m2)
 Total 34.4 8.3 32.8 18.0 66.0
 Men 34.1 7.7 32.5 18.4 66.0
 Women 35.4 9.7 34.5 18.0 59.0
Age (years)
 Total 52.9 13.9 53.0 19.0 90.3
 Men 52.3 13.9 52.4 19.0 90.3
 Women 54.3 13.9 56.7 23.6 82.1
ESS 9.0 4.8 9.0 0 22.0
PSQI 8.6 4.2 8.0 2.0 19.0
SE% 68.3 21.1 74.5 6.4 97.3
AHI 31.3 36.5 15.5 0 158.8
AI 17.0 12.3 14.0 1.0 72.0
APLM/hour 0.5 1.3 0 0 9.4
RERA/hour 2.1 3.8 0.6 0 22.1

Abbreviations: AHI, Apnea–Hypopnea Index; AI, Arousal Index; APLM, Arousing Periodic Limb Movements; BMI, Body Mass Index kg/m2; ESS, Epworth Sleepiness Scale; PSQI, Pittsburg Sleep Quality Index; RERA, respiratory effort-related arousals; SD, standard deviation; SE, sleep efficiency.