Table 1.
Baseline characteristics of study patients according to BMI
| Characteristic | All cases | Normal weight (BMI <23 kg/m2) | Overweight (BMI ≥23 kg/m2) | p value |
|---|---|---|---|---|
| No. of patients | 379 (100 %) | 216 (57.0 %) | 163 (43.0 %) | |
| Age, years | 63.4 ± 11.7 | 64.0 ± 11.5 | 62.6 ± 11.8 | 0.199 |
| Gender, male | 219 (57.6 %) | 116 (53.0 %) | 103 (47.0 %) | 0.064 |
| Diabetes | 71 (18.7 %) | 35 (49.3 %) | 36 (50.7 %) | 0.147 |
| Alcohol | 95 (25.1 %) | 54 (56.8 %) | 41 (43.2 %) | 0.973 |
| Smoking | 120 (31.7 %) | 74 (61.7 %) | 46 (38.3 %) | 0.211 |
| AFP ≥400 μg/L | 228 (60.2 %) | 71 (31.1 %) | 157 (68.9 %) | 0.760 |
| Viral status | 0.691 | |||
| HBV | 237 (62.5 %) | 134 (56.5 %) | 103 (43.5 %) | |
| HCV | 125 (33.0 %) | 70 (56 %) | 55 (44 %) | |
| HBV + HCV | 1 (0.3 %) | 1 (100 %) | 0 (0 %) | |
| None | 16 (4.2 %) | 11 (68.8 %) | 5 (31.2 %) | |
| Previous treatment | 0.717 | |||
| Yes | 113 (31.1 %) | 66 (58.4 %) | 47 (41.6 %) | |
| No | 250 (68.9 %) | 139 (55.6 %) | 111 (44.4 %) | |
| Child–Pugh class | 2.7 × 10−4 | |||
| A | 99 (26.1 %) | 44 (44.4 %) | 55 (55.6 %) | |
| B | 107 (28.2 %) | 57 (53.3 %) | 50 (46.7 %) | |
| C | 173 (45.6 %) | 115 (66.5 %) | 58 (33.5 %) | |
| Extrahepatic metastasis | 0.113 | |||
| Yes | 36 (9.5 %) | 25 (69.4 %) | 11 (30.6 %) | |
| No | 343 (90.5 %) | 191 (55.7 %) | 152 (44.3 %) | |
| Infiltration of portal vein | 0.304 | |||
| Yes | 139 (36.7 %) | 84 (60.4 %) | 55 (39.6 %) | |
| No | 240 (63.3 %) | 132 (55.0 %) | 108 (45.0 %) | |
| Treatment after diagnosis | 1.3 × 10−4 | |||
| Yes | 151 (39.8 %) | 68 (45.0 %) | 83 (55.0 %) | |
| No | 228 (60.2 %) | 148 (64.9 %) | 80 (35.1 %) | |
| BCLC stage | 8.2 × 10−5 | |||
| 0 stage | 10 (2.6 %) | 3 (30.0 %) | 7 (70.0 %) | |
| 1 stage | 64 (16.9 %) | 28 (43.8 %) | 36 (56.2 %) | |
| 2 stage | 78 (20.6 %) | 38 (48.7 %) | 40 (51.3 %) | |
| 3 stage | 54 (14.2 %) | 32 (59.3 %) | 22 (40.7 %) | |
| 4 stage | 173 (45.6 %) | 115 (66.5 %) | 58 (33.5 %) |