Table 3.

Difference in pain scale and analgesia use of 72 patients undergoing LC (control versus local anesthesia) (mean ± SD)

	Control (n = 36)	LA (n = 36)	P
Pain analogue scale
1-h post LC	6.8 ± 2.2	5.6 ± 2.0	0.021
6-h post LC	4.5 ± 1.7	3.9 ± 1.5	0.112
24-h post LC	2.7 ± 1.5	2.1 ± 1.1	0.039
Discharge post LC	1.7 ± 0.8	1.3 ± 0.6	0.020
Meperidine requirement (mg)
1-h post LC	25.9 ± 21.3	13.0 ± 16.8	0.006
6-h post LC	22.9 ± 21.3	16.2 ± 26.5	0.347
24-h post LC	11.4 ± 30.0	5.4 ± 19.7	0.314
Discharge post LC	5.7 ± 26.5	0	0.211
Total amount	65.9 ± 79.7	34.6 ± 37.8	0.040
Acetaminophen requirement (500 mg/tablet)
1-h post LC	0.06 ± 0.24	0.05 ± 0.23	0.955
6-h post LC	0.60 ± 0.74	0.32 ± 0.58	0.081
24-h post LC	0.57 ± 0.92	0.54 ± 0.80	0.879
Discharge post LC	0.20 ± 0.53	0.03 ± 0.16	0.073
Total amount	1.43 ± 1.56	0.95 ± 1.13	0.139