Table 1.

Baseline characteristics of patients who underwent primary total knee arthroplasty and satisfaction rates 1 year postoperatively

Characteristic	Overall n = 156	Satisfaction with pain		Satisfaction with function
		Satisfied n = 114	Dissatisfied n = 42	Satisfied n = 99	Dissatisfied n = 57
Female sex, no. (%) of patients	111 (71.2)	78 (68.4)	33 (78.6)	70 (70.7)	41 (71.9)
Age, mean ± SD, yr	61.97 ± 6.07	62.47 ± 5.61	60.57 ± 7.06	62.45 ± 5.67	61.12 ± 6.69
Body mass index, mean ± SD	38.09 ± 6.48	38.68 ± 6.64	39.52 ± 6.05	38.83 ± 6.75	39.04 ± 6.02

SD = standard deviation.