Incision and drainage vs minimally invasive catheter drainage on pain and anal function in high perianal abscess patients

Table 1 Comparison of general information between two groups, n (%)/mean ± SD

Parameter	ID group (n = 122)	MICD group (n = 104)	t/χ2	P value
Gender			0.102	0.750
Male	96 (78.69)	80 (76.92)
Female	26 (21.31)	24 (23.08)
Age (years)	52.34 ± 7.13	52.41 ± 7.06	0.071	0.944
BMI (kg/m2)	24.12 ± 3.35	24.18 ± 3.29	0.125	0.901
Hypertension	36 (29.51)	32 (30.77)	0.042	0.837
Diabetes	17 (13.93)	12 (11.54)	0.288	0.591
Constipation	24 (19.67)	20 (19.23)	0.007	0.933
Course of disease (days)	5.32 ± 1.54	5.29 ± 1.51	0.151	0.880
Abscess location			0.239	0.971
High intersphincteric abscess	28 (22.95)	24 (23.08)
Pelvirectal abscess	31 (25.41)	28 (26.92)
Submucosal abscess	29 (23.77)	22 (21.15)
Retrorectal abscess	34 (27.87)	30 (28.85)
Abscess diameter (cm)	1.44 ± 0.46	1.47 ± 0.43	0.463	0.644
Deep abscess	50 (40.98)	44 (42.31)	0.041	0.840

ID: Incision and drainage with selective seton placement; MICD: Minimally invasive catheter drainage; BMI: Body mass index.