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Table 3 Predictive accuracy of baseline risk model and the addition of three individual lipid derivatives for gastric cancer mortality in both derivation and validation groups

From: Prediction of three lipid derivatives for postoperative gastric cancer mortality: the Fujian prospective investigation of cancer (FIESTA) study

Statistics

Derivation group (n = 1506)

Validation group (n = 1506)

BR-Model (BRM)

BRM plus AI

BRM plus THR

BRM plus LHR

BR-Model (BM)

BRM plus AI

BRM plus THR

BRM plus LHR

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

  1. 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
  2. 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