Statistics | Derivation group (n = 1506) | Validation group (n = 1506) |
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BR-Model (BRM) | BRM plus AI | BRM plus THR | BRM plus LHR | BR-Model (BM) | BRM plus AI | BRM plus THR | BRM plus LHR |
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AIC | 2476 | 2461 | 2473 | 2458 | 2604 | 2584 | 2599 | 2586 |
BIC | 2532 | 2523 | 2531 | 2519 | 2660 | 2645 | 2660 | 2647 |
LR test: [Chi]2 | Reference | 16.26 | 4.9 | 17.85 | Reference | 12.58 | 5.34 | 12.55 |
LR test: P | Reference | 0.0001 | 0.0269 | < 0.0001 | Reference | 0.0004 | 0.0208 | 0.0004 |
Harrell’s C | 0.7662 | 0.7693 | 0.7679 | 0.7697 | 0.7541 | 0.7587 | 0.7555 | 0.7579 |
- BR-Model included age, gender, smoking, drinking, family cancer history, body mass index, systolic blood pressure, diastolic blood pressure, fasting blood glucose, tumor-node-metastasis stage, tumor size, Lauren’s classification, number of lymph node metastasis and tumor embolus
- Abbreviations: BR-Model (BRM) baseline risk model (BRM), AI atherogenic index, THR the triglyceride to high-density lipoprotein cholesterol ratio, LHR the low-density lipoprotein cholesterol to high-density lipoprotein cholesterol ratio, AIC Akaike information criterion, BIC Bayesian information criteria, LR test likelihood ratio test