Table 1 Single factor analysis of prognosis of perianal abscess after operation
From: Study on the factors influencing the prognosis after perianal abscess surgery
Factor | Cure group (n = 351) | Uncured group (n = 43) | χ2/t | P |
|---|---|---|---|---|
Age (years) | ||||
> 60 | 23 (6.55%) | 3 (6.98%) | 0.11 | 0.916 |
≤ 60 | 328 (93.44%) | 40 (93.02%) | ||
Sex | ||||
Male | 291 (82.90%) | 38 (88.37%) | 0.831 | 0.362 |
Female | 60 (17.09%) | 5 (11.63%) | ||
Smoke | ||||
Yes | 22 (6.27%) | 3 (6.98%) | 0.032 | 0.857 |
No | 329 (93.73%) | 40 (93.02%) | ||
Drink | ||||
Yes | 8 (2.28%) | 2 (4.65%) | 0.871 | 0.351 |
No | 343 (97.72%) | 41 (95.35%) | ||
BMI(kg/m2) | ||||
< 28 | 330 (94.02%) | 42 (97.67%) | 0.972 | 0.324 |
≥ 28 | 21 (5.98%) | 1 (2.33%) | ||
Preoperative blood routine (white blood cell count) | ||||
Normal | 226 (64.39%) | 21 (48.84%) | 3.960 | 0.047 |
Abnormal | 125 (35.61%) | 22 (51.16%) | ||
With diabetes | ||||
Yes | 22 (6.27%) | 2 (4.65%) | 0.006 | 0.936 |
No | 329 (93.73%) | 41 (95.35%) | ||
Anatomical classification | ||||
Perianal subcutaneous | 253 (72.08%) | 23 (53.49%) | 9.750 | 0.045 |
Pelvis | 9 (2.56%) | 3 (6.98%) | ||
Submucosal | 5 (1.42%) | 2 (4.65%) | ||
Deep retrorectal abscess | 18 (5.13%) | 5 (11.63%) | ||
Ischium | 66 (18.80%) | 10 (23.26%) | ||
Abscess space | ||||
Low bit | 319 (90.89%) | 33 (76.74%) | 6.625 | 0.010 |
High bit | 32 (9.11%) | 10 (23.26%) | ||
Preoperative antibiotic use | ||||
Yes | 51 | 8 | 0.500 | 0.480 |
No | 300 | 35 | ||
Horseshoe abscess | ||||
Yes | 76 | 10 | 0.058 | 0.810 |
No | 275 | 33 | ||
Onset time | 8.79 ± 8.76 | 8.40 ± 7.55 | t = 0.286 | 0.775 |
Preoperative MRI | ||||
Yes | 159 (45.30%) | 12 (27.90%) | 4.717 | 0.030 |
No | 192 (54.70%) | 31 (72.10%) | ||
Surgical method | ||||
Hanging line drainage | 251 (71.51%) | 21 (48.84%) | 9.212 | 0.002 |
Simple drainage | 100 (28.49%) | 22 (51.16%) | ||