TABLE 1. Demographic and clinical characteristics.

Characteristics	Men n (%)	Women n (%)	p
Number	540 (32.8%)	1,105 (67.2%)
Age (years) Range mean ± SD	15-94 52.17 ± 14.33	12-100 49.26 ±15.85	0.817
Clinical presentation Biliary colic Fever Jaundice	540 (100) 7 (1.3) 8 (1.5)	1,105 (100) 2 (0.2) 5 (0.5)	1.0 0.419 0.011
Prior abdominal surgery	106 (19.6%)	193 (17.5%)	0.417
ASA Score I II III IV	243 (45.0) 287 (53.1) 10 (1.9) 0	527 (47.7) 562 (50.9) 15 (1.4) 1 (0.1)	0.562 0.376 0.442 0.294