Retrospective Study
Copyright ©The Author(s) 2024.
World J Gastroenterol. Oct 7, 2024; 30(37): 4132-4148
Published online Oct 7, 2024. doi: 10.3748/wjg.v30.i37.4132
Table 1 Baseline characteristics of the body mass index < 25 kg/m2 and body mass index ≥ 25 kg/m2 groups, n (%)
Variables
BMI < 25 kg/m2 (n = 51)
BMI ≥ 25 kg/m2 (n = 75)
χ2
P value
HBV DNA (IU/mL)0.310.579
    HBV > 200025 (49.02)33 (44.00)
    HBV ≤ 200026 (50.98)42 (56.00)
HBe2.050.152
    Negative32 (62.75)56 (74.67)
    Positive19 (37.25)19 (25.33)
Child-Pugh class0.520.472
    A28 (54.90)46 (61.33)
    B23 (45.10)29 (38.67)
PVTT3.120.077
    No26 (50.98)50 (66.67)
    Yes25 (49.02)25 (33.33)
BCLC stage0.300.586
    B24 (47.06)39 (52.00)
    C27 (52.94)36 (48.00)
Metastasis0.000.979
    No28 (54.90)41 (54.67)
    Yes23 (45.10)34 (45.33)
AFP (ng/mL)3.010.083
    > 121027 (52.94)28 (37.33)
    ≤ 121024 (47.06)47 (62.67)
Sex0.970.323
    Female16 (31.37)30 (40.00)
    Male35 (68.63)45 (60.00)
Age (years)1.000.316
    < 6026 (50.98)45 (60.00)
    ≥ 6025 (49.02)30 (40.00)
ECOG3.490.062
    0-127 (52.94)52 (69.33)
    224 (47.06)23 (30.67)
ALT (U/L)1.140.286
    > 4026 (50.98)31 (41.33)
    ≤ 4025 (49.02)44 (58.67)
Total bilirubin (μmol/L)1.290.256
    > 3435 (68.63)44 (58.67)
    ≤ 3416 (31.37)31 (41.33)
Diabetes0.830.361
    No41 (80.39)55 (73.33)
    Yes10 (19.61)20 (26.67)
Hypertensive0.110.736
    No15 (29.41)20 (26.67)
    Yes36 (70.59)55 (73.33)
Cirrhosis0.180.675
    No28 (54.90)44 (58.67)
    Yes23 (45.10)31 (41.33)
Smoking1.330.248
    No31 (60.78)53 (70.67)
    Yes20 (39.22)22 (29.33)
Alcohol0.470.491
    No35 (68.63)47 (62.67)
    Yes16 (31.37)28 (37.33)
Interventional0.840.358
    No25 (49.02)43 (57.33)
    Yes26 (50.98)32 (42.67)
Table 2 Tumor response between body mass index < 25 kg/m2 and body mass index ≥ 25 kg/m2 groups, n (%)
Variables
BMI < 25 kg/m2 (n = 51)
BMI ≥ 25 kg/m2 (n = 75)
χ2
P value
CR
    051 (100.00)73 (97.33)
    10 (0.00)1 (1.33)
PR
    048 (94.12)56 (74.67)
    13 (5.88)19 (25.33)
SD
    034 (66.67)49 (65.33)
    117 (33.33)26 (36.00)
PD
    020 (39.22)47 (62.67)
    131 (60.78)28 (37.33)
ORR9.630.002
    048 (94.12)54 (72.00)
    13 (5.88)21 (28.00)
DCR6.700.010
    031 (60.78)28 (37.33)
    120 (39.22)47 (64.00)
Table 3 Cox subgroup analyses of the prognostic factors for progression-free survival and overall survival based on body mass index
BMI group
HR (95%CI)
Overall survival
    18.5-24.91 (Reference)
    25.0-29.90.48 (0.25-0.90)
    ≥ 30.00.28 (0.14-0.57)
P value0.002
Progression-free survival
    18.5-24.91 (Reference)
    25.0-29.90.36 (0.19-0.69)
    ≥ 30.00.13 (0.06-0.31)
P value< 0.001
Table 4 Univariate and multivariate analyses of the prognostic factors for progression-free survival
FactorsUnivariate
Multivariate
HR (95%CI)
P value
HR (95%CI)
P value
AFP (≤ 1210 vs > 1210), ng/mL1.11 (0.71-1.74)0.642--
Age (≥ 60 vs < 60), years1.68 (1.09-2.60)0.0191.13 (0.70-1.83)0.624
Alcohol (yes vs no)0.94 (0.60-1.46)0.784--
ALT (> 40 vs ≤ 40), U/L0.86 (0.56-1.30)0.468--
BCLC stage (C vs B)1.85 (1.17-2.93)0.0082.60 (1.56-4.33)< 0.001
BMI (normal vs overweight/obesity)0.28 (0.15-0.52)< 0.0010.32 (0.17-0.59)< 0.001
Child-Pugh score (B vs C)2.71 (1.73-4.23)< 0.0012.30 (1.44-3.67)< 0.001
Diabetes (yes vs no)0.88 (0.53-1.49)0.644--
Cirrhosis (yes vs no)0.98 (0.64-1.49)0.922--
ECOG (2 vs 0-1)2.37 (1.50-3.72)< 0.0012.22 (1.37-3.61)0.001
HBe (positive vs negative)1.29 (0.82-2.03)0.273--
HBV-DNA (HBV ≤ 2000 vs HBV > 2000), IU/mL1.27 (0.83-1.95)0.276--
Hypertensive (yes vs no)1.10 (0.68-1.78)0.709--
PVTT (yes vs no)1.06 (0.66-1.67)0.820--
Metastasis (yes vs no)0.81 (0.53-1.23)0.321--
Sex (male vs female)0.89 (0.58-1.35)0.576--
Smoking (yes vs no)1.02 (0.65-1.61)0.919--
Total bilirubin (≤ 34 vs > 34), μmol/L0.30 (0.18-0.50)< 0.0010.38 (0.21-0.67)0.001
Interventional (yes vs no)0.77 (0.48-1.22)0.263--
Table 5 Univariate and multivariate analyses of the prognostic factors for overall survival
FactorsUnivariate
Multivariate
HR (95%CI)
P value
HR (95%CI)
P value
AFP (≤ 1210 vs > 1210), ng/mL0.59 (0.36-0.95)0.0310.42 (0.25-0.72)0.002
Age (≥ 60 vs < 60), years0.70 (0.43-1.12)0.139--
Alcohol (yes vs no)1.02 (0.64-1.63)0.932--
ALT (≤ 40 vs > 40), U/L1.21 (0.77-1.92)0.409--
BCLC stage (C vs B)0.59 (0.37-0.94)0.0280.43 (0.26-0.70)0.001
BMI (normal vs overweight/obesity)0.39 (0.21-0.70)0.0020.22 (0.11-0.45)< 0.001
Child-Pugh score (B vs C)0.77 (0.48-1.22)0.266--
Diabetes (yes vs no)0.92 (0.52-1.60)0.755--
Cirrhosis (yes vs no)1.15 (0.72-1.84)0.562--
ECOG (2 vs 0-1)0.66 (0.40-1.07)0.090--
HBe (positive vs negative)1.09 (0.67-1.78)0.717--
HBV-DNA (HBV ≤ 2000 vs HBV > 2000), IU/mL0.67 (0.42-1.07)0.091--
Hypertensive (yes vs no)1.20 (0.71-2.05)0.494--
PVTT (yes vs no)2.36 (1.35-4.12)0.0032.23 (1.26-3.93)0.006
Metastasis (yes vs no)0.79 (0.50-1.26)0.328--
Sex (male vs female)1.11 (0.70-1.77)0.658--
Smoking (yes vs no)1.33 (0.81-2.19)0.266--
Total bilirubin (≤ 34 vs > 34), μmol/L1.26 (0.78-2.02)0.348--
Interventional (yes vs no)0.75 (0.47-1.19)0.224--
Table 6 Comparison of training set and validation set features, n (%)
Characteristic
Test (n = 38)
Train (n = 88)
χ2
P value
HBV DNA (IU/mL)3.060.080
    HBV > 200013 (34.21)45 (51.14)
    HBV ≤ 200025 (65.79)43 (48.86)
HBe0.380.537
    Negative28 (73.68)60 (68.18)
    Positive10 (26.32)28 (31.82)
Child-Pugh class0.270.603
    A21 (55.26)53 (60.23)
    B17 (44.74)35 (39.77)
PVTT2.620.106
    No27 (71.05)49 (55.68)
    Yes11 (28.95)39 (44.32)
BCLC stage0.001.000
    B19 (50.00)44 (50.00)
    C19 (50.00)44 (50.00)
Metastasis0.500.480
    No19 (50.00)50 (56.82)
    Yes19 (50.00)38 (43.18)
AFP (ng/mL)0.030.872
    > 121017 (44.74)38 (43.18)
    ≤ 121021 (55.26)50 (56.82)
Sex1.340.247
    Female11 (28.95)35 (39.77)
    Male27 (71.05)53 (60.23)
BMI0.020.880
    ≤ 2515 (39.47)36 (40.91)
    > 2523 (60.53)52 (59.09)
Age (years)1.780.182
    < 6018 (47.37)53 (60.23)
    ≥ 6020 (52.63)35 (39.77)
ECOG0.540.464
    0-122 (57.89)57 (64.77)
    216 (42.11)31 (35.23)
ALT (U/L)0.220.642
    > 4016 (42.11)41 (46.59)
    ≤ 4022 (57.89)47 (53.41)
Total bilirubin (μmol/L)2.810.094
    > 3428 (73.68)51 (57.95)
    ≤ 3410 (26.32)37 (42.05)
Diabetes3.240.072
    No25 (65.79)71 (80.68)
    Yes13 (34.21)17 (19.32)
Hypertensive1.120.289
    No13 (34.21)22 (25.00)
    Yes25 (65.79)66 (75.00)
Cirrhosis0.010.911
    No22 (57.89)50 (56.82)
    Yes16 (42.11)38 (43.18)
Smoking1.210.272
    No28 (73.68)56 (63.64)
    Yes10 (26.32)32 (36.36)
Alcohol0.270.605
    No26 (68.42)56 (63.64)
    Yes12 (31.58)32 (36.36)
Interventional0.940.332
    No23 (60.53)45 (51.14)
    Yes15 (39.47)43 (48.86)
Table 7 Treatment-related adverse events in patients with hepatocellular camrelizumab, n (%)
Variables
BMI < 25 kg/m2 (n = 51)
BMI ≥ 25 kg/m2 (n = 75)
χ2
P value
All grades: Rash43 (84.31)56 (74.67)1.680.195
All grades: Nausea26 (50.98)30 (40.00)1.480.223
All grades: Diarrhea13 (25.49)19 (25.33)0.000.984
All grades: Fatigue5 (9.80)20 (26.67)5.430.020
All grades: Myocarditis3 (5.88)9 (12.00)0.700.401
All grades: Hyperbilirubinemia9 (17.65)10 (13.33)0.440.507
All grades: Hypertension4 (7.84)10 (13.33)0.930.336
All grades: Leukopenia4 (7.84)10 (13.33)0.930.336
All grades: Thrombocytopenia7 (13.73)10 (13.33)0.000.950
All grades: RCCEP10 (19.61)11 (14.67)0.530.465
All grades: Neutropenia4 (7.84)10 (13.33)0.930.336
All grades: Proteinuria4 (7.84)9 (12.00)0.570.451
All grades: Hypothyroidism5 (9.80)8 (10.67)0.020.876
All grades: Elevated ALT6 (11.76)10 (13.33)0.070.795
All grades: Elevated AST6 (11.76)7 (9.33)0.190.660
≥ 3 grades: Rash5 (9.80)10 (13.33)0.360.548
≥ 3 grades: Nausea2 (3.92)6 (8.00)0.300.583
≥ 3 grades: Diarrhea0 (0.00)4 (5.33)1.340.247
≥ 3 grades: Fatigue3 (5.88)11 (14.67)2.370.124
≥ 3 grades: Myocarditis0 (0.00)3 (4.00)0.720.395
≥ 3 grades: Hyperbilirubinemia0 (0.00)3 (4.00)0.720.395
≥ 3 grades: Hypertension0 (0.00)1 (1.33)-1.000
≥ 3 grades: Leukopenia0 (0.00)2 (2.67)-0.514
≥ 3 grades: Thrombocytopenia0 (0.00)2 (2.67)-0.514
≥ 3 grades: RCCEP1 (1.96)3 (4.00)0.020.902
≥ 3 grades: Hypothyroidism1 (1.96)2 (2.67)0.001.000
≥ 3 grades: Elevated ALT1 (1.96)3 (4.00)0.020.902
≥ 3 grades: Elevated AST3 (5.88)4 (5.33)0.001.000
≥ 3 grades: Neutropenia0 (0.00)0 (0.00)--
≥ 3 grades: Proteinuria0 (0.00)0 (0.00)--