Table 4.
A univariate analysis of risk factors for postoperative recurrence in non-fistula-prone abscess subgroup, n (%)
|
Variables
|
Total (n = 383)
|
Recurrence (n = 90) (23.5%)
|
Cured (n = 293) (76.5%)
|
χ
2
|
P value
|
| Gender | |||||
| Male | 346 | 86 (24.9) | 260 (75.1) | 3.668 | 0.055 |
| Female | 37 | 4 (10.8) | 33 (89.2) | ||
| Age (years) | |||||
| < 20 | 5 | 1 (20.0) | 4 (80.0) | ||
| 20-29 | 88 | 22 (25.0) | 66 (75.0) | ||
| 30-39 | 95 | 24 (25.3) | 71 (74.7) | 2.580 | 0.764 |
| 40-49 | 88 | 22 (25.0) | 66 (75.0) | ||
| 50-59 | 87 | 19 (21.8) | 68 (78.2) | ||
| > 60 | 20 | 2 (10.0) | 18 (90.0) | ||
| Body mass index (kg/m2) | |||||
| < 28 | 312 | 66 (21.2) | 246 (78.8) | 5.148 | 0.023 |
| ≥ 28 | 71 | 24 (33.8) | 47 (66.2) | ||
| Time from symptom onset to surgery(days) |
|
|
|
|
|
| < 7 | 342 | 66 (19.3) | 276 (80.7) | 31.356 | < 0.001 |
| ≥ 7 | 41 | 24 (58.5) | 17 (41.5) | ||
| Smoking status | |||||
| Smoker | 93 | 24 (25.8) | 69 (74.2) | 0.364 | 0.546 |
| Non smoker | 290 | 66 (22.8) | 224 (77.2) | ||
| Drinking habit | |||||
| Yes | 64 | 20 (31.3) | 44 (68.7) | 2.568 | 0.109 |
| No | 319 | 70 (21.9) | 249 (78.1) | ||
| Spicy food habit | |||||
| Yes | 116 | 31 (26.7) | 85 (73.3) | 0.963 | 0.326 |
| No | 267 | 59 (22.1) | 208 (77.9) | ||
| Diabetes mellitus | |||||
| Yes | 46 | 8 (17.4) | 38 (82.6) | 1.085 | 0.298 |
| No | 337 | 82 (24.3) | 255 (75.7) | ||
| Fever | |||||
| Yes | 78 | 15 (19.2) | 63 (80.8) | 0.992 | 0.319 |
| No | 305 | 75 (24.6) | 230 (75.4) | ||
| Preoperative antibiotic use | |||||
| Yes | 119 | 24 (20.2) | 95 (79.8) | 1.065 | 0.302 |
| No | 264 | 66 (25.0) | 198 (75.0) | ||
| Constipation | |||||
| Yes | 31 | 8 (25.8) | 23 (74.2) | 0.100 | 0.752 |
| No | 352 | 82 (23.3) | 270 (76.7) | ||
| Chronic diarrhea | |||||
| Yes | 58 | 27 (46.6) | 31 (53.4) | 20.206 | < 0.001 |
| No | 325 | 63 (19.4) | 262 (80.6) | ||
| Insomnia | |||||
| Yes | 59 | 15 (25.4) | 44 (74.6) | 0.144 | 0.705 |
| No | 324 | 75 (23.1) | 249 (76.9) | ||
| Anesthesia method of perianal abscess |
|
|
|
|
|
| Local | 132 | 36 (27.3) | 96 (72.7) | 7.191 | 0.007 |
| Spinal | 107 | 14 (13.1) | 93 (86.9) | ||
| Abscess site | |||||
| Anterior | 12 | 2 (16.7) | 10 (83.3) | 2.062 | 0.560 |
| Posterior | 189 | 38 (20.1) | 151 (79.9) | ||
| Left | 71 | 15 (21.1) | 56 (78.9) | ||
| Right | 92 | 25 (27.2) | 67 (72.8) | ||
| Anatomic classification | |||||
| Perianal | 239 | 50 (20.9) | 189 (79.1) | 40.211 | < 0.001 |
| Intersphincteric | 73 | 5 (6.8) | 68 (93.2) | ||
| Ischiorectal | 52 | 25 (48.1) | 27 (51.9) | ||
| Horseshoe | 18 | 10 (55.6) | 8 (44.4) | ||
| Supralevator | 1 | 0 (0.0) | 1 (100.0) | ||
| Pus volume (mL) | |||||
| < 5 | 253 | 52 (20.6) | 201 (79.4) | 3.597 | 0.058 |
| ≥ 5 | 130 | 38 (29.2) | 92 (70.8) | ||
| Pus culture | |||||
| With results | 158 | 36 (22.8) | 122 (77.2) | 3.760 | 0.452 |
| Escherichia coli | 99 | 26 (26.3) | 73 (73.7) | ||
| Klebsiella pneumoniae | 26 | 5 (19.2) | 21 (80.8) | ||
| Staphylococcus aureus | 17 | 1 (5.9) | 16 (94.1) | ||
| Others | 16 | 4 (25.0) | 12 (75.0) | ||
| No growth | 225 | 54 (24.0) | 171 (76.0) |