Table 1 The baseline characteristics of high-BMI HCC patients undergoing RH or OH before and after PSM
Variable | Before PSM | After PSM | |||||
|---|---|---|---|---|---|---|---|
RH group (n = 172) | OH group (n = 132) | P value | RH group (n = 104) | OH group (n = 104) | P value | ||
Age, years | |||||||
< 75 | 167 (97.1) | 129 (97.7) | 0.732 | 101 (97.1) | 101 (97.1) | 1.000 | |
≥ 75 | 5(2.9) | 3 (2.3) | 3 (2.9) | 3 (2.9) | |||
BMI, kg/m² | 0.664 | 0.286 | |||||
25 ≤ BMI < 30 | 151 (87.8) | 118 (89.4) | 89 (85.6) | 94 (90.4) | |||
BMI ≥ 30 | 21 (12.2) | 14 (10.6) | 15 (14.4) | 10 (9.6) | |||
Sex | |||||||
Female | 23(14.0) | 23 (17.4) | 0.407 | 15 (14.4) | 18 (17.3) | 0.569 | |
Male | 148 (86.0) | 109(82.6) | 89 (85.6) | 86 (82.7) | |||
HCC etiology | |||||||
HBV | 120 (69.8) | 98 (74.2) | 0.144 | 72 (69.2) | 77 (74.0) | 0.496 | |
HCV | 5 (2.9) | 9 (6.8) | 3 (2.9) | 5 (4.8) | |||
HBV and HCV | 1 (0.6) | 0 (0.0) | 1 (1.0) | 0 (0.0) | |||
Others | 46 (26.7) | 25 (18.9) | 28 (26.9) | 22 (21.2) | |||
Diabetes | |||||||
No | 112 (84.8) | 140 (81.4) | 0.428 | 90 (86.5) | 90 (86.5) | 1.000 | |
Yes | 20 (15.2) | 32 (18.6) | 14 (13.5) | 14 (13.5) | |||
AFP, ng/mL | |||||||
≤ 400 | 137 (79.7) | 96 (72.7) | 0.157 | 80 (76.9) | 74 (71.2) | 0.343 | |
> 400 | 35 (20.3) | 36 (27.3) | 24 (23.1) | 30 (28.8) | |||
ALB, g/L | |||||||
< 35 | 14 (8.1) | 14 (10.6) | 0.461 | 8 (7.7) | 11 (10.6) | 0.470 | |
≥ 35 | 158 (91.9) | 118 (89.4) | 96 (92.3) | 93 (89.4) | |||
ALT, U/L | |||||||
≤ 44 | 136 (79.1) | 96 (72.7) | 0.149 | 75 (72.1) | 78 (75.0) | 0.637 | |
> 44 | 36 (20.9) | 36 (27.3) | 29 (27.9) | 26 (25.0) | |||
TBIL, mol/L | |||||||
≤ 17 | 121 (70.3) | 96 (72.7) | 0.649 | 75 (72.1) | 77 (74.0) | 0.755 | |
> 17 | 51 (29.7) | 36 (27.3) | 29 (27.9) | 27 (26.0) | |||
PT, seconds | |||||||
≤ 13 | 24 (14.0) | 31 (23.5) | 0.032 | 21 (20.2) | 21 (20.2) | 1.000 | |
> 13 | 148 (86.0) | 101 (76.5) | 83 (79.8) | 83 (79.8) | |||
PLT, 109/L | |||||||
< 100 | 15 (8.7) | 15 (11.4) | 0.444 | 9 (8.7) | 10 (9.6) | 0.810 | |
≥ 100 | 157 (91.3) | 117 (79.3) | 95 (91.3) | 94 (90.4) | |||
Child-Pugh grade | |||||||
A | 167 (97.1) | 122 (92.4) | 0.062 | 99 (95.2) | 102 (98.1) | 0.249 | |
B7 | 5 (2.9) | 10 (7.6) | 5 (4.8) | 2 (1.9) | |||
Cirrhosis | |||||||
No | 112 (65.1) | 105 (79.5) | 0.006 | 79 (76.0) | 82 (78.8) | 0.619 | |
Yes | 60 (34.9) | 27 (20.5) | 25 (24.0) | 22 (21.2) | |||
No. of tumors | |||||||
Solitary | 160 (93.0) | 124 (93.9) | 0.749 | 96 (92.3) | 97 (93.3) | 0.789 | |
Multiple | 12(7.0) | 8(6.1) | 8 (7.7) | 7 (6.7) | |||
Tumor diameter, cm | |||||||
≤ 5 | 117 (68.0) | 67 (50.8) | 0.002 | 60 (57.7) | 55 (52.9) | 0.486 | |
> 5 | 55 (32.0) | 65 (49.2) | 44 (42.3) | 49 (47.1) | |||
Microvascular invasion | |||||||
Absent | 155 (90.1) | 102 (77.3) | 0.002 | 90 (83.2) | 83 (79.6) | 0.194 | |
Present | 17 (9.9) | 30 (22.7) | 14 (13.5) | 21 (20.2) | |||
Tumor encapsulation | |||||||
Complete | 138 (80.2) | 83 (62.9) | 0.001 | 76 (73.1) | 72 (69.2) | 0.540 | |
Incomplete or absent | 34 (19.8) | 49 (37.1) | 28 (26.9) | 32 (30.8) | |||