Table 3.

Comparison of the mean of postoperative pain, chronic pain, and return to work between the two groups

Pain and return to work	Group A (n=31)	Group B (n=30)	P
Return to work, day	9.65±5.34	8.07±3.09	0.163
At 1st day	6.74±2.53	5.50±2.94	0.082
At 1st week	5.29±1.99	3.90±2.34	0.015
At 1st month	3.45±2.85	1.93±2.42	0.029
At 3rd month	2.06±2.42	1.00±1.86	0.059
At 6th month	1.03±1.58	0.53±1.27	0.181
P	<0.001	<0.001