Table 5.
Predictors of conversion to open surgery.
| Character | Conversion No = 8 | No conversion No = 205 |
P value Univariate analysis |
P value Multivariate analysis |
|---|---|---|---|---|
| Age (years) (Mean ± SD) | 40.3 ± 5.4 | 44.4 ± 9.6 | 0.2 | |
| Gender Males Females |
5 (62.5%) 3 (37.5%) |
109 (53.2%) 96 (46.8%) |
>0.05 | |
| Co-morbidity | 2 (25%) | 45 (22%) | >0.05 | |
| Presentation AC Biliary colic Gall stone Pancreatitis |
5 (62.5%) 3 (37.5%) 0 |
51 (24.9%) 142 (69.3%) 12 (5.9%) |
0.06 | >0.05 |
| CTP score A B C |
0 7 (87.5%) 1 (12.5%) |
127 (62%) 70 (34.1%) 8 (3.9%) |
0.002 | >0.05 |
| CTP No(Mean ± SD) | 8.1 ± 1.5 | 6.3 ± 1.5 | 0.01 | >0.05 |
| MELD score (Mean ± SD) | 14.6 ± 2.3 | 9.6 ± 3.6 | 0.000 | >0.05 |
| INR | 1.7 ± 0.4 | 1.3 ± 0.3 | 0.008 | >0.05 |
| Platelet count (1000/μL) (Mean ± SD) | 150 ± 71.7 | 259 ± 98 | 0.003 | >0.05 |
| Operative adhesions | 8 (100%) | 37 (18%) | 0.000 | >0.05 |
| Operative bleeding | 8 (100%) | 75 (36.6%) | 0.000 | >0.05 |
| Blood transfusion | 3 (37.5%) | 17 (8.3%) | 0.03 | >0.05 |
| Plasma transfusion | 8 (100%) | 66 (32.2%) | 0.000 | >0.05 |
| IOC | 0 | 19 (9.3%) | >0.05 | |
| Harmonic use | 0 | 85 (41.5%) | 0.02 | >0.05 |
| Argon use | 5 (62.5%) | 29 (14.1%) | 0.003 | >0.05 |
| Operative time (min) (Mean ± SD) | 208.8 ± 21 | 105.4 ± 52.7 | 0.000 | >0.05 |
| Hospital stay (days) (Mean ± SD) | 10.3 ± 2.9 | 2.1 ± 2.5 | 0.000 | >0.05 |
| 30-day complications | 8 (100%) | 39 (19%) | 0.000 | >0.05 |
| 30-day mortality | 1 (12.5%) | 4 (2%) | 0.2 |
AC: Acute cholecystitis, CTP: Child-Turcotte-Pugh, MELD: Model for end-stage liver disease, INR: International normalization ratio, IOC: Intraoperative cholangiogram.