Table 3.

Mean SF-36 scores preoperatively, at third months, and 4–7 years postoperatively

	Group		P
	1	2
Physical function
Preop	55.16 ± 9.03	56.12 ± 11.43	0.642
Early	71.80 ± 7.71	71.62 ± 8.81	0.811
Late	72.78 ± 10.8	70.56 ± 9.90	0.776
Physical role
Preop	28.50 ± 11.08	27.50 ± 11.57	0.66
Early	45.20 ± 10.38	44.80 ± 9.57	0.841
Late	46.20 ± 9.70	47.62 ± 11.32	0.502
Body pain
Preop	42.60 ± 10.31	43.24 ± 11.77	0.773
Early	62.64 ± 9.52	61.78 ± 11.92	0.7
Late	69.64 ± 10.52	68.32 ± 9.92	0.459
General health
Preop	52.66 ± 9.03	53.62 ± 10.54	0.202
Early	59.66 ± 10.52	60.62 ± 11.28	0.202
Late	60.96 ± 13.98	63.12 ± 9.61	0.122
Vitality/Energy
Preop	42.12 ± 13.90	41.84 ± 11.57	0.326
Early	59.38 ± 10.11	60.12 ± 10.57	0.33
Late	62.66 ± 11.67	61.62 ± 10.65	0.202
Social function
Preop	42.96 ± 10.16	41.88 ± 11.35	0.235
Early	49.67 ± 9.03	49.63 ± 10.54	0.202
Late	50.31 ± 11.24	50.27 ± 9.65	0.202
Emotional role
Preop	62.14 ± 11.58	61.28 ± 10.23	0.459
Early	63.24 ± 9.85	63.54 ± 9.54	0.459
Late	61.95 ± 10.35	62.74 ± 12.54	0.788
Mental health
Preop	61.84 ± 10.35	60.98 ± 11.58	0.459
Early	72.24 ± 9.52	71.38 ± 12.65	0.459
Late	70.49 ± 12.8	71.27 ± 9.68	0.776

P showing comparison of the mean scores of two groups