Table 3.
Post-operative hospital length of stay (LOS)
| Age, years | Treatment | No. of patients | LOS, days | Odds ratio (95% CI)a | P-value |
|---|---|---|---|---|---|
| <60 | EC | 27 597 | 6.1 ± 4.9 | Reference | – |
| ERCP | 17 357 | 6.5 ± 8.1 | 6.37 (3.77, 10.76) | <0.001 | |
| PA | 341 | 18.4 ± 19.6 | 12.16 (11.45, 12.87) | <0.001 | |
| ≥60 | EC | 20 462 | 7.8 ± 5.9 | Reference | – |
| ERCP | 21 938 | 7.2 ± 7.5 | 0.13 (–0.05, 0.31) | 0.16 | |
| PA | 938 | 15.5 ± 14.4 | 8.06 (7.59, 8.54) | <0.001 | |
| 60–69 | EC | 7453 | 7.1 ± 5.6 | Reference | – |
| ERCP | 6279 | 7.0 ± 8.4 | 1.06 (0.72, 1.39) | <0.001 | |
| PA | 244 | 17.7 ± 16.4 | 10.99 (10.04, 11.94) | <0.001 | |
| 70–79 | EC | 7596 | 7.8 ± 6.0 | Reference | – |
| ERCP | 7541 | 7.2 ± 7.2 | 0.22 (–0.06, 0.51) | 0.13 | |
| PA | 313 | 16.7 ± 15.6 | 9.42 (8.62, 10.22) | <0.001 | |
| ≥80 | EC | 5413 | 8.7 ± 6.0 | Reference | – |
| ERCP | 8118 | 7.2 ± 7.3 | –1.03 (–1.35, –0.71) | <0.001 | |
| PA | 381 | 13.4 ± 11.9 | 4.58 (3.84, 5.32) | <0.001 |
ERCP, endoscopic retrograde cholangiopancreatography; EC, ERCP followed by cholecystectomy; PA, percutaneous aspiration.
a
Adjusted for age, gender, ethnicity (white/others), major operating room procedure (yes/no), ischemic heart disease, heart failure, chronic obstructive pulmonary disease and cancer.