Baseline characteristics of patients before and after matching
| Characteristics | All patients (n = 921) | Patients after matching at 1:2 ratio (n = 342) | |||||
|---|---|---|---|---|---|---|---|
| Cholecystectomy | Non-cholecystectomy | P-value | Cholecystectomy | Non-cholecystectomy | P | ||
| n (%) | 114 (12.38%) | 807 (87.62%) | 114 (33.33%) | 392 (66.67%) | |||
| Age (years) | Mean ± SD | 59.21 ± 10.13 | 58.35 ± 10.74 | 0.422 | 59.21 ± 10.13 | 59.21 ± 10.88 | 0.997 |
| (Range) | (35.00–87.00) | (24.00–91.00) | (35.00–87.00) | (35.00–88.00) | |||
| <60 | 58 (50.88%) | 436 (54.03%) | 0.528 | 58 (50.88%) | 114 (50.00%) | 0.878 | |
| ≥60 | 56 (49.12%) | 371 (45.97%) | 56 (49.12%) | 114 (50.00%) | |||
| Sex | Male | 93 (81.58%) | 661 (81.91%) | 0.932 | 93 (81.58%) | 187 (82.02%) | 0.921 |
| Female | 21 (18.42%) | 146 (18.09%) | 21 (18.42%) | 41 (17.98%) | |||
| Max D (cm) | Mean ± SD | 2.46 ± 1.00 | 2.74 ± 1.06 | 0.009* | 2.46 ± 1.00 | 2.35 ± 0.95 | 0.348 |
| (Range) | (0.90–5.00) | (0.80–5.00) | (0.90–5.00) | (0.80–5.00) | |||
| Number | 1 | 69 (60.53%) | 586 (72.61%) | 0.027* | 69 (60.53%) | 180 (60.96%) | 0.576 |
| 2 | 37 (32.46%) | 177 (21.93%) | 37 (32.46%) | 125 (28.95%) | |||
| 3 | 8 (7.02%) | 44 (5.45%) | 8 (7.02%) | 87 (10.09%) | |||
| Cirrhosis | HBV | 88 (77.20%) | 661 (81.91%) | 0.224 | 88 (77.20%) | 191 (83.77%) | 0.287 |
| HCV | 13 (11.40%) | 83 (10.29%) | 13 (11.40%) | 16 (7.02%) | |||
| AH | 0 (0.00%) | 8 (0.99%) | 0 (0.00%) | 0 (0.00%) | |||
| No | 13 (11.40%) | 55 (6.82%) | 13 (11.40%) | 21 (9.21%) | |||
| Child-Pugh class | A | 109 (95.61%) | 779 (96.53%) | 0.622 | 109 (95.61%) | 215 (94.30%) | 0.607 |
| B | 5 (4.39%) | 28 (3.47%) | 5 (4.39%) | 13 (5.70%) | |||
| AFP (ng/mL) | <20 | 70 (61.40%) | 467 (57.87%) | 0.474 | 70 (61.40%) | 138 (60.53%) | 0.876 |
| ≥20 | 44 (38.60%) | 340 (42.13%) | 44 (38.60%) | 90 (39.47%) | |||
| AST (U/L) | Mean ± SD | 28.33 ± 15.69 | 33.89 ± 25.20 | 0.022* | 28.33 ± 15.69 | 29.34 ± 16.80 | 0.596 |
| (Range) | (12.20–99.00) | (10.70–408.40) | (12.20–99.00) | (12.30–110.60) | |||
| ALT (U/L) | Mean ± SD | 28.53 ± 18.16 | 33.59 ± 25.23 | 0.039* | 28.53 ± 18.16 | 29.43 ± 19.16 | 0.674 |
| (Range) | (4.00–108.00) | (4.30–229.10) | (4.00–108.00) | (7.70–127.20) | |||
| γ-GT (U/L) | Mean ± SD | 62.33 ± 50.96 | 78.34 ± 117.01 | 0.150 | 62.33 ± 50.96 | 58.45 ± 53.48 | 0.521 |
| (Range) | (11.30–337.80) | (10.00–1789.20) | (11.30–337.80) | (10.00–352.30) | |||
| ALB (g/L) | Mean ± SD | 39.99 ± 4.46 | 39.35 ± 4.67 | 0.169 | 39.99 ± 4.46 | 39.85 ± 4.76 | 0.800 |
| (Range) | (26.00–54.10) | (19.80–68.00) | (26.00–54.10) | (23.40–68.00) | |||
| TBIL (μmol/L) | Mean ± SD | 15.42 ± 8.24 | 16.81 ± 9.40 | 0.134 | 15.42 ± 8.24 | 15.63 ± 8.65 | 0.827 |
| (Range) | (4.50–43.10) | (1.40–79.60) | (4.50–43.10) | (1.40–70.00) | |||
| CRE (μmol/L) | Mean ± SD | 74.78 ± 27.62 | 73.88 ± 47.26 | 0.844 | 74.78 ± 27.62 | 77.38 ± 70.85 | 0.705 |
| (Range) | (4.11–281.00) | (4.40–1034.70) | (4.11–281.00) | (4.70–1034.70) | |||
| PLT (109/L) | Mean ± SD | 120.90 ± 50.25 | 120.67 ± 61.15 | 0.969 | 120.90 ± 50.25 | 121.64 ± 60.71 | 0.911 |
| (Range) | (26.00–309.00) | (20.00–459.00) | (26.00–309.00) | (20.00–336.00) | |||
| INR (109/L) | Mean ± SD | 1.65 ± 5.89 | 1.32 ± 4.14 | 0.458 | 1.65 ± 5.89 | 1.14 ± 0.15 | 0.195 |
| (Range) | (0.82–64.00) | (0.87–117.00) | (0.82–64.00) | (0.90–1.82) | |||
| NEUT (109/L) | Mean ± SD | 0.57 ± 0.10 | 0.55 ± 0.10 | 0.113 | 0.57 ± 0.10 | 0.57 ± 0.11 | 0.746 |
| (Range) | (0.40–0.91) | (0.06–0.94) | (0.40–0.91) | (0.06–0.94) | |||
| LYMPH (109/L) | Mean ± SD | 0.32 ± 0.10 | 0.33 ± 0.09 | 0.010* | 0.32 ± 0.10 | 0.32 ± 0.10 | 0.698 |
| (Range) | (0.05–0.76) | (0.05–0.65) | (0.05–0.76) | (0.05–0.60) | |||
*P < 0.05.