Table 1 Patient characteristics
Parameter | All data | Training Cohort | Validation Cohort | ||||||
|---|---|---|---|---|---|---|---|---|---|
HCC(N = 2811) | LM(N = 399) | P | HCC(N = 183) | LM(N = 183) | P | HCC(N = 44) | LM(N = 44) | P | |
Age | 57.39 ± 11.39 | 58.79 ± 10.61 | 0.020 | 57.26 ± 11.16 | 59.15 ± 9.67 | 0.083 | 61.52 ± 10.84 | 59.75 ± 11.27 | 0.454 |
Diameter | 4.99 ± 3.32 | 4.43 ± 2.81 | 0.001 | 5.36 ± 11.93 | 5.15 ± 4.82 | 0.821 | 4.97 ± 4.23 | 5.03 ± 5.82 | 0.954 |
Sex | < 0.001 | 0.348 | 0.280 | ||||||
Female | 504 (17.93%) | 154 (38.60%) | 46 (25.14%) | 54 (29.51%) | 16 (36.36%) | 21 (47.73%) | |||
Male | 2307 (82.07%) | 245 (61.40%) | 137 (74.86%) | 129 (70.49%) | 28 (63.64%) | 23 (52.27%) | |||
Jaundice | 0.096 | 0.410 | 0.148 | ||||||
No | 2737 (97.37%) | 394 (98.75%) | 179 (97.81%) | 181 (98.91%) | 41 (95.35%) | 44 (100.00%) | |||
Yes | 74 (2.63%) | 5 (1.25%) | 4 (2.19%) | 2 (1.09%) | 2 (4.65%) | 0 (0.00%) | |||
Abdomen pain | 0.001 | 0.068 | 0.141 | ||||||
No | 2354 (83.74%) | 308 (77.19%) | 153 (83.61%) | 139 (75.96%) | 36 (83.72%) | 31 (70.45%) | |||
Yes | 457 (16.26%) | 91 (22.81%) | 30 (16.39%) | 44 (24.04%) | 7 (16.28%) | 13 (29.55%) | |||
Vascular invasion | 0.010 | 0.091 | 0.091 | ||||||
No | 2572 (91.50%) | 380 (95.24%) | 167 (91.26%) | 175 (95.63%) | 39 (88.64%) | 43 (97.73%) | |||
Yes | 239 (8.50%) | 19 (4.76%) | 16 (8.74%) | 8 (4.37%) | 5 (11.36%) | 1 (2.27%) | |||
Multiple tumors | 0.993 | 0.224 | 0.080 | ||||||
No | 2262 (80.47%) | 321 (80.45%) | 154 (84.15%) | 145 (79.23%) | 40 (90.91%) | 41 (93.18%) | |||
Yes | 549 (19.53%) | 78 (19.55%) | 29 (15.85%) | 38 (20.77%) | 4 (9.09%) | 3 (6.82%) | |||
Extrahepatic tumor | < 0.001 | NA | NA | ||||||
No | 2691 (95.73%) | 7 (1.75%) | 183 (100%) | 0 (0.00%) | 0 (0.00%) | 0 (0.00%) | |||
Yes | 120 (4.27%) | 392 (98.25%) | 0 (0.00%) | 183 (100%) | 44 (100.00%) | 44 (100.00%) | |||
Chronic hepatitis B | 0.706 | NA | NA | ||||||
No | 0 (0.00%) | 0 (0.00%) | 0 (0.00%) | 0 (0.00%) | 0 (0.00%) | 0 (0.00%) | |||
Yes | 2811(100%) | 399 (100%) | 183 (100%) | 183 (100%) | 44 (100.00%) | 44 (100.00%) | |||