Table 2.
Preoperative characteristics of patients in the laparoscopic and conversion groups
| Laparoscopic repair (n = 236) | Conversion to laparotomy (n = 45) | p value | |
|---|---|---|---|
| Age | 51.1 ± 16.0 (18–88) | 63.0 ± 16.4 (30–90) | < 0.001 |
| Sex | 0.086 | ||
| Male | 194 (82.2%) | 32 (71.1%) | |
| Female | 42 (17.8%) | 13 (28.9%) | |
| PULP score | 3.3 ± 2.0 (0–11) | 5.4 ± 2.4 (1–12) | < 0.001 |
| Boey score | 0.3 ± 0.6 (0–2) | 0.5 ± 0.8 (0–2) | 0.180 |
| ASA score | 2.7 ± 0.5 (1–4) | 3.0 ± 0.3 (2–4) | < 0.001 |
| Use of steroid | 5 (2.1%) | 1 (2.2%) | 1.000 |
| Diabetes mellitus | 22 (9.3%) | 7 (15.6%) | 0.281 |
| Hypertension | 51 (21.6%) | 19 (42.2%) | 0.003 |
| Congestive heart failure | 2 (0.8%) | 0 (0.0%) | 1.000 |
| Liver cirrhosisa | 3 (1.2%) | 1 (2.2%) | 0.505 |
| Chronic kidney diseaseb | 4 (1.7%) | 3 (6.7%) | 0.084 |
| Abdominal operation history | 20 (8.5%) | 7 (15.6%) | 0.165 |
| Onset to hospital > 24 h | 25 (10.6%) | 7 (15.6%) | 0.337 |
| Shock upon admission | 2 (0.8%) | 1 (2.2%) | 0.409 |
aIncluding Child class B and class C liver cirrhosis
bIncluding chronic kidney disease of stage 3 or more