Efficacy of Ruiyun procedure for hemorrhoids combined simplified Milligan–Morgan hemorrhoidectomy with dentate line-sparing in treating grade III/IV hemorrhoids: a retrospective study

Table 1 Demographic characteristics of hemorrhoids patients at baseline visit

	RPH + sMMH (n = 244)	MMH (n = 208)	x²/t	P
Gender (male/female)	121/123	106/102	0.084	0.771
Age (years)	43.6 ± 12.3	42.7 ± 11.9	0.787	0.432
Grade of mix hemorrhoids (III/IV)	171/73	144/64	0.039	0.844
PAC-QOL	56.2 ± 16.7	56.5 ± 15.9	− 0.189	0.850
PAC-SYM	11.3 ± 6.4	10.9 ± 6.3	0.667	0.505
Stool symptoms	2.5 ± 1.63	2.3 ± 1.27	1.436	0.152
Rectal symptoms	7.7 ± 4.30	7.5 ± 4.53	0.489	0.631
Abdominal symptoms	2.1 ± 1.63	2.0 ± 1.49	0.676	0.499

PAC-SYM patient assessment of constipation symptom; PAC-QOL patient assessment of constipation quality of life questionnaire; RPH Ruiyun procedure for hemorrhoids; sMMH simplified Milligan–Morgan procedure

ISSN: 1471-2482