Table 1.
Demographics and clinical characteristics of the subjects according to cholecystectomy
| With cholecystectomy (n = 949) | Without cholecystectomy (n = 31479) | P value | |
| Age (yr) | 63 (54-73) | 49 (36-59) | < 0.001 |
| Sex (male/female) | 447/502 | 22016/9463 | < 0.001 |
| BMI (kg/m2) | 24.26 (22.55-26.65) | 23.92 (21.71-26.09) | < 0.001 |
| SBP (mmHg) | 131 (121-141) | 125 (116-135) | < 0.001 |
| DBP (mmHg) | 80 (72-88) | 77 (69-86) | < 0.001 |
| FPG (mmol/L) | 5.41 (4.97-5.99) | 5.04 (4.68-5.47) | < 0.001 |
| TC (mmol/L) | 5.07 (4.43-5.74) | 4.93 (4.34-5.57) | < 0.001 |
| TG (mmol/L) | 1.28 (0.92-1.74) | 1.14 (0.82-1.67) | < 0.001 |
| HDL cholesterol (mmol/L) | 1.28 (1.10-1.51) | 1.28 (1.09-1.50) | 0.240 |
| LDL cholesterol (mmol/L) | 2.88 (2.37-3.42) | 2.88 (2.39-3.40) | 0.987 |
| ALT (U/L) | 19 (14-26) | 19 (14-27) | 0.132 |
| AST (U/L) | 20 (17-24) | 20 (17-24) | 0.237 |
| GGT (U/L) | 22 (16-33) | 22 (15-36) | 0.243 |
| Albumin (g/L) | 47.7 (45.8-49.3) | 47.7 (45.6-49.6) | 0.835 |
| SUA (mmol/L) | 327 (265-379) | 329 (275-386) | 0.070 |
| FLD (yes/no) | 445/504 | 12003/19476 | < 0.001 |
The data are expressed as the median (IQR) due to abnormal distribution. Mann-Whitney U and χ2 test were performed. BMI: Body mass index; SBP: Systolic blood pressure; DBP: Diastolic blood pressure; FPG: Fasting plasma glucose; TC: Total cholesterol; TG: Triglycerides; HDL: High-density lipoprotein; LDL: Low-density lipoprotein; ALT: Alanine aminotransferase; AST: Aspartate aminotransferase; GGT: Gamma-glutamyl transpeptidase; SUA: Serum uric acid; FLD: Fatty liver disease.