Efficacy of thrombin spray combined with clip closure after colorectal endoscopic mucosal resection and endoscopic submucosal dissection

Table 5 Comparison of Visual Analogue Scale scores at different postoperative time points between two groups (points), mean ± SD

Time point	Study group (n = 59)	Control group (n = 61)	t value	P value	Corrected P value
6 hours postoperatively	3.8 ± 1.2	4.6 ± 1.4	3.391	0.001	< 0.0125
12 hours postoperatively	3.2 ± 1.1	3.9 ± 1.3	3.197	0.002	< 0.0125
24 hours postoperatively	2.1 ± 0.9	2.6 ± 1.0	2.885	0.005	< 0.0125
48 hours postoperatively	1.3 ± 0.7	1.5 ± 0.8	1.534	0.128	-

Bonferroni correction was used for multiple comparisons, with corrected significance level α = 0.05/4 = 0.0125.