Table 1.
Baseline characteristics.
| Cholecystectomies carried out by surgeons using FFLC in <20 % (N = 150,113) | Cholecystectomies carried out by surgeons using FFLC in 20 %–79 % (N = 10,211) | Cholecystectomies carried out by surgeons using FFLC in ≥80 % (N = 3176) | All cholecystectomies (N = 163,500) | |
|---|---|---|---|---|
| Men | 50,410 (33.6 %) | 3520 (34.5 %) | 1123 (35.4 %) | 55,053 (33.7 %) |
| Women | 99,703 (66.4 %) | 6691 (65.5 %) | 2053 (64.6 %) | 108,447 (66.3 %) |
| Mean age, years (standard deviation) | 50.7 (16.0) | 50.5 (15.9) | 49.5 (15.7) | 50.7 (16.0) |
| Median age, years (IQR) | 51 (38–63) | 51 (38–63) | 49 (37–61) | 51 (38–63) |
| Cholecystitis | 29,320 (19.5 %) | 1967 (19.3 %) | 597 (18.8 %) | 31,884 (19.5 %) |
| Number of surgeons | 2453 | 193 | 63 | 2709 |