Table 1 Demographics of enrolled patients with anal fistulae (Groups 1 and 2)
From: Feasibility of ambulatory surgery for anal fistula with LIFT procedure
Demographics | Ambulatory Surgery (n = 218) Group 1 | Inpatient Surgery (n = 386) Group 2 | P value |
|---|---|---|---|
Median age (yrs) | 33 | 46 | 0.035 |
Male/female | 168/50 | 277/109 | 0.072 |
Mean BMI | 27.5 ± 5.3 | 28.1 ± 4.8 | 0.827 |
Smoking | 117 | 220 | 0.070 |
ASA level | 0.804 | ||
I | 199 | 358 | |
II | 16 | 24 | |
III | 3 | 4 | |
High education | 0.042 | ||
Yes | 98 | 114 | |
No | 120 | 272 | |
Diabetes | 0.622 | ||
Yes | 31 | 44 | |
No | 187 | 342 | |
Hypertension | 0.752 | ||
Yes | 50 | 88 | |
No | 168 | 298 | |
Coronary heart disease | 0.187 | ||
Yes | 7 | 22 | |
No | 211 | 364 | |
Fistula type | 0.611 | ||
Simple | 141 | 238 | |
Complex | 77 | 148 |