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. 2011 Nov 1;34(11):1479–1486. doi: 10.5665/sleep.1380

Table 1.

Baseline subject characteristics

N Mean (± SD) Range
Age at implant (years) 21 53.6 (9.2) 34.3 - 68.5
Body mass index (kg/m2) 21 32.7 (3.6) 26.7 - 38.7
Waist circumference (cm) 20* 107.5 (11.9) 80.0 - 132.0
Neck circumference (cm) 19* 41.4 (4.9) 33.0 - 51.2
Systolic blood pressure (mm Hg) 21 131.6 (13.2) 105.0 - 156.0
Diastolic blood pressure (mm Hg) 21 79.4 (9.0) 60.0 - 93.0

N, sample size.

*

Waist circumference was not collected at baseline for one subject and neck circumference for two subjects.