Table 3. Postoperative numeric rating scale (NRS) scores between the groups (mean ± SD).

Assessment time	Group 1	Group 2	P
At RR	3.3 ± 2.2	2.0 ± 1.6	0.013*
1st h.	3.0 ± 1.8	2.7 ± 1.8	0.400
2nd h.	2.6 ± 1.7	2.5 ± 1.7	0.752
6th h.	2.2 ± 1.8	2.0 ± 1.2	0.752
12th h.	1.4 ± 1.1	1.5 ± 1.3	0.807
24th h.	0.6 ± 0.7	0.5 ± 0.9	0.363