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Table 2 Comparison of clinical variables and radiomics score in the responding group and non-responding group in the training cohort

From: CT-based radiomics scores predict response to neoadjuvant chemotherapy and survival in patients with gastric cancer

FactorsResponding groupNon-responding groupP value
Age (years, mean ± SD)56.76 ± 11.4252.85 ± 11.910.02
Gender  1.00
 Male2424 
 Female1313 
BMI (kg/m2)21 ± 321 ± 40.42
AFP (ng/mL)8.95 ± 13.517.86 ± 17.550.56
CEA (IU/L)  0.80
 Normal2624 
 Elevated1113 
CA199 (IU/L)  1.00
 Normal3232 
 Elevated55 
CA125 (IU/L)  1.00
 Normal3637 
 Elevated10 
Preoperative T stage  0.17
 201 
 383 
 42933 
Preoperative N status  0.19
 020 
 1138 
 21821 
 348 
Preoperative M status  0.05
 02819 
 1918 
Radiomics score0.54 ± 0.220.41 ± 0.22< 0.01
  1. Abbreviations: BMI body mass index, PS performance status, AFP alpha-fetoprotein, CEA carcinoembryonic antigen