Table 3 Multivariate Cox regression analysis of risk factors for hemorrhoidal recurrence in the matched cohort

Gender (male vs. female)

1.48 (0.71–3.09)

0.29

Age (years)

1.01 (0.98–1.04)

0.74

BMI (kg/m²)

0.98 (0.81–1.20)

0.88

Hemorrhoids duration (years)

1.00 (0.93–1.08)

0.96

Chronic diarrhea (yes vs. no)

2.43 (0.84–7.04)

0.10

Chronic constipation (yes vs. no)

4.48 (1.99–10.05)

 < 0.01*

Vertical length of rectal mucosa specimen (cm)

1.05 (0.54–2.03)

0.88

Skin tags resection (yes vs. no)

1.29 (0.61–2.71)

0.50

Treatment modality (C-PSH vs. CSH)

1.60 (0.76–3.37)

0.22

Major complication (yes vs. no)

1.43 (0.30–6.73)

0.65