Postoperative 1st ( 13.450.33 and 10.050.24 sec ; p < 0.001 ) and 3rd day ( 14.770.28 and 13.170.26 sec ; p < 0.001 ) assessments showed a statistically significant thermal hyperalgesia compared to the preoperative baseline values ( 16.670.51 and 16.450.42 sec ; p = 0.997 ) in two groups .