Does the Use of Nitroglycerin Patch Improve Local Anaesthetic Effects in Bier’s Block? A Double-Blind Placebo Controlled Study

Table 4

Postoperative VAS score.

	Group C	Group N	value
30 min	2.96 ± 1.06	1.36 ± 0.81	<0.001
1 hr	2.96 ± 1.02	1.92 ± 0.40	<0.001
2 hr	2.08 ± 0.64	2.56 ± 1.42	0.243
4 hr	2.16 ± 0.47	3.12 ± 1.05	<0.001
6 hr	2.0 ± 0.29	2.0 ± 0.50	0.918
8 hr	2.08 ± 0.49	2.20 ± 0.41	0.698
12 hr	1.68 ± 1.46	1.88 ± 0.60	0.439
16 hr	1.44 ± 1.29	1.76 ± 0.83	0.189
20 hr	0.76 ± 1.09	0.76 ± 1.16	0.593
24 hr	0.44 ± 0.77	0.44 ± 0.71	0.254

Data are represented as mean ± SD; statistically significant at ; hr: hours.