Table 1. Characteristics of the patients who underwent single-session LC/iERCP separated by IOC.
*Postoperative fever with negative culture
**n=14
LC: laparoscopic cholecystectomy; ERCP: endoscopic retrograde cholangiopancreatography; IOC: intraoperative cholangiography; CBD: common bile duct; SD: standard deviation
| Value | LC-›ERCP | LC-›IOC-›ERCP | P-value | |
| n=18 | n=15 | |||
| Sex | Male/female | 5/13 | 4/11 | 0.945 |
| Age | Mean±SD | 50.3±23.5 | 46.5±13.5 | 0.583 |
| Number of CBD stones | 0/1/2+ | 3/4/11 | 2/7/6 | 0.502 |
| CBD stone size (mm) | Mean ± SD | 5.5±3.2, n=10 | 6.3±2.5, n=9 | 0.524 |
| CBD sludge | Present (%) | 8 (44) | 6 (40) | 0.805 |
| Operative duration (min) | Mean±SD | 124±49 | 164±61 | 0.044 |
| Anesthesia duration (min) | Mean±SD | 216±61 | 242±68 | 0.265 |
| Length of hospital stay (days) | Mean±SD | 4.9±2.6 | 4.6±2.7 | 0.714 |
| Adverse events | Present (%) | 0 (0) | 1 (7)* | - |
| Total cost of care (United States Dollars, unadjusted) | Mean±SD | 44,982±28,771 | 38,761±13,481** | 0.462 |
| Alanine aminotransferase level (U/L) | Mean±SD | 235.2±254.9 | 184.5±139.65 | 0.497 |
| Alkaline phosphatase level (U/L) | Mean±SD | 217.1±137.5 | 151.3±79.7 | 0.118 |
| Aspartate aminotransferase level (U/L) | Mean±SD | 138.7±129.2 | 92.4±80.7 | 0.239 |
| Amylase level (U/L) | Mean±SD | 20.0±33.3 | 17.5±32.2 | 0.831 |
| Bilirubin level (mm/dL) | Mean±SD | 2.1±1.5 | 1.2±1.0 | 0.057 |
| International normalized ratio (INR) | Mean±SD | 1.1±0.1 | 1.1±0.1 | 0.821 |
| White blood cell count (109 cells/L) | Mean±SD | 7.2±2.5 | 6.7±3.6 | 0.690 |