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.