Journal of Orthopaedics and Traumatology

Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 2 Patient demographics

From: Effectiveness of psychological support in patients undergoing primary total hip or knee arthroplasty: a controlled cohort study

	All patients		Hip arthroplasty group		Knee arthroplasty group
	EXP	CTR	EXP	CTR	EXP	CTR
No. of patients	94	95	61	63	33	32
Age at surgery (mean ± SD; years)	61.4 ± 8.7	64.5 ± 8.1	59.9 ± 8.4	63.7 ± 8.7	64.2 ± 8.6	66.1 ± 6.6
Gender (M/F)	45/49	56/39	36/25	31/32	13/20	8/24

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