Evaluation of the clinical efficacy and safety of TST33 mega hemorrhoidectomy for severe prolapsed hemorrhoids

Table 1 Comparison of baseline data between group A and group B, n (%)

Basic information	Group A (n = 102)	Group B (n = 102)	t/χ2 value	P value
Age (yr)	46.9 ± 8.1	45.0 ± 9.0	1.585	0.115
Height (cm)	168.1 ± 4.1	166.8 ± 5.4	1.936	0.054
Weight (kg)	66.3 ± 6.4	67.8 ± 7.8	-1.501	0.135
Course of disease (yr)	10.91 ± 1.20	11.15 ± 0.98	-1.564	0.119
Sex			1.012	0.314
Male	59 (57.84)	66 (64.71)
Female	43 (42.16)	36 (35.29)
Degree of hemorrhoid prolapse			1.357	0.244
III stage	69 (67.65)	61 (59.8)
IV stage	33 (32.35)	41 (40.2)
Constipate			3.526	0.060
Yes	41	43
No	61	59
Bleeding			1.225	0.268
Yes	88 (86.27)	93 (91.18)
No	14 (13.73)	9 (8.82)
Pain			1.079	0.299
Yes	84 (82.35)	78 (76.47)
No	18 (17.65)	24 (23.53)