Table 1a.
Comparisons of clinical factors in the training and validation sets.
| Characteristic | Training set (N = 133) | Validation set (N = 57) | Pinter | ||||
|---|---|---|---|---|---|---|---|
| ER (N = 56) | Non-ER (N = 77) | Pintra | ER (N = 24) | Non-ER (N = 33) | Pintra | ||
| Age (years), mean ± SD | 56.32 ± 10.08 | 52.99 ± 7.98 | 0.035 | 56.92 ± 9.51 | 55.24 ± 8.65 | 0.492 | 0.277 |
| Gender (male/female) | 47/9 | 65/12 | 0.939 | 19/5 | 32/1 | 0.084 | 0.341 |
| Hepatitis, no. (%) | 0.189 | 0.013 | 0.922 | ||||
| Hepatitis B | 40 (71.43%) | 63 (81.82%) | 19 (79.17%) | 20 (60.61%) | |||
| Hepatitis C | 5 (8.93%) | 2 (2.60%) | 4 (16.67%) | 2 (6.06%) | |||
| None | 11 (19.64%) | 12 (15.58%) | 1 (4.17%) | 11 (33.33%) | |||
| AFP level (U/ml), no. (%) | 0.846 | 0.972 | 0.652 | ||||
| <400 | 43 (76.79%) | 58 (75.32%) | 19 (79.17%) | 26 (78.79%) | |||
| ≥400 | 13 (23.21%) | 19 (24.68%) | 5 (20.83%) | 7 (21.21%) | |||
| Satellite lesions, no. (%) | 0.002 | 0.847 | 0.37 | ||||
| Present | 12 (21.43%) | 3 (3.90%) | 2 (8.33%) | 2 (6.06%) | |||
| Absent | 44 (78.57%) | 74 (96.10%) | 22 (91.67%) | 31 (93.94%) | |||
| Histologic grade, no. (%) | 0.808 | 0.448 | 0.308 | ||||
| Well | 4 (7.14%) | 8 (10.39%) | 1 (4.17%) | 1 (3.03%) | |||
| Moderate | 35 (62.50%) | 47 (61.04%) | 18 (75.00%) | 20 (60.61%) | |||
| Poor | 17 (30.36%) | 22 (28.57%) | 5 (20.83%) | 12 (36.36%) | |||
| T stage, no. (%) | 0.018 | 0.481 | 0.844 | ||||
| I | 35 (62.50%) | 64 (83.12%) | 16 (66.67%) | 24 (72.73%) | |||
| II | 18 (32.14%) | 12 (15.58%) | 7 (29.17%) | 9 (27.27%) | |||
| III | 2 (3.57%) | 1 (1.30%) | 1 (4.17%) | 0 (0.00%) | |||
| IV | 1 (1.79%) | 0 (0.00%) | 0 | 0 | |||
| MVI, no. (%) | 0.01 | 0.926 | 0.891 | ||||
| Present | 24 (42.86%) | 17 (22.08%) | 7 (29.17%) | 10 (30.30%) | |||
| Absent | 32 (57.14%) | 60 (77.92%) | 17 (70.83%) | 23 (69.70%) | |||
| Serosal invasion | 0.016 | 0.516 | 0.409 | ||||
| Present | 38 (67.86%) | 36 (46.75%) | 13 (54.17%) | 15 (45.45%) | |||
| Absent | 18 (32.14%) | 41 (53.25%) | 11 (45.83%) | 18 (54.55%) | |||
| ALT (U/L) | 27.00 (17.45, 38.55) | 26.00 (18.00, 34.30) | 0.92 | 32.50 (21.90, 72.55) | 19.00 (16.70, 32.00) | 0.001 | 0.839 |
| AST (U/L) | 28.00 (20.45, 35.00) | 24.00 (20.00, 30.00) | 0.152 | 29.50 (24.00, 41.10) | 22.00 (18.00, 27.30) | 0.001 | 0.968 |
| LDH (U/L) | 167.50 (151.70, 185.55) | 163.00 (145.70, 182.30) | 0.232 | 171.00 (148.75, 189.50) | 172.00 (145.50, 186.50) | 0.679 | 0.841 |
| GGT (U/L) | 44.00 (27.00, 68.10) | 34.00 (21.00, 53.60) | 0.041 | 52.00 (26.45, 84.20) | 29.00 (20.50, 42.90) | 0.024 | 0.81 |
| TBIL (μmol/L) | 73.50 (61.00, 86.00) | 12.30 (8.74, 15.92) | 0.929 | 11.55 (9.05, 13.60) | 13.60 (11.50, 16.35) | 0.097 | 0.596 |
| DBIL (μmol/L) | 4.60 (3.49, 6.46) | 4.40 (3.17, 5.83) | 0.443 | 4.55 (3.84, 5.61) | 4.60 (3.77, 6.33) | 0.948 | 0.58 |
| IBIL (μmol/L) | 6.90 (5.33, 9.25) | 7.50 (5.67, 10.00) | 0.402 | 4.55 (3.84, 5.61) | 4.60 (3.77, 6.33) | 0.948 | 0.586 |
| TP (g/L) | 70.10 (63.60, 75.58) | 71.20 (67.60, 75.75) | 0.252 | 68.80 (66.33, 72.98) | 70.40 (67.80, 75.45) | 0.386 | 0.499 |
| ALB (g/L) | 42.45 (39.30, 44.98) | 44.10 (40.90, 46.90) | 0.02 | 40.95 (38.73, 42.97) | 44.70 (41.97, 47.93) | <0.001 | 0.684 |
| G (g/L) | 26.65 (23.80, 30.41) | 26.80 (24.24, 29.23) | 0.765 | 28.05 (25.48, 29.80) | 25.30 (22.80, 28.25) | 0.028 | 0.953 |
| PLT (10 * 9/L) | 156.50 (126.00, 203.65) | 165.00 (125.70, 199.30) | 0.947 | 153.00 (114.50, 179.75) | 155.00 (112.50, 195.50) | 0.794 | 0.124 |
| PT (s) | 11.80 (11.20, 12.38) | 11.60 (11.20, 12.40) | 0.815 | 11.50 (10.85, 12.27) | 11.20 (10.77, 12.06) | 0.599 | 0.047 |