Table 2 Overall and stratified risk estimates of three lipid derivatives for gastric cancer mortality in both derivation and validation groups

Overall

Unadjusted

1.28, 1.22–1.35, < 0.001

1.19, 1,14–1.24, < 0.001

1.24, 1.19–1.30, < 0.001

1.32, 1.23–1.41, < 0.001

1.21, 1.13–1.29, < 0.001

1.29, 1.21–1.38, < 0.001

Overall

Adjusted

1.20, 1.13–1.26, < 0.001

1.17, 1.11–1.24, < 0.001

1.19, 1.13–1.25, < 0.001

1.27, 1.17–1.37, < 0.001

1.16, 1.08–1.24, < 0.001

1.24, 1.15–1.35, < 0.001

Gender

Male

1.27, 1.17–1.38, < 0.001

1.18, 1.11–1.26, < 0.001

1.25, 1.15–1.36, < 0.001

1.30, 1.18–1.43, < 0.001

1.17, 1.08–1.27, < 0.001

1.26, 1.16–1.38, < 0.001

Female

1.16, 1.06–1.26, 0.001

1.17, 1.03–1.33, 0.019

1.19, 1.10–1.29, < 0.001

1.26, 1.06–1.48, 0.012

1.12, 0.97–1.29, 0.136

1.17, 0.96–1.42, 0.118

Smoking

Ever

1.15, 0.90–1.47, 0.133

1.14, 1.05–1.24, 0.011

1.14, 0.90–1.45, 0.270

1.08, 0.90–1.31, 0.397

1.04, 0.87–1.24, 0.649

1.09, 0.90–1.31, 0.381

Never

1.22, 1.13–1.32, < 0.001

1.18, 1.07–1.29, < 0.001

1.23, 1.15–1.34, < 0.001

1.29, 1.18–1.42, < 0.001

1.18, 1.10–1.27, < 0.001

1.29, 1.18–1.40, < 0.001

TNM stage

I-II

1.59, 1.34–1.87, < 0.001

1.29, 1.17–1.42, < 0.001

1.67, 1.38–2.01, < 0.001

1.38, 1.12–1.69, 0.002

1.17, 0.84–1.62, 0.351

1.34, 1.09–1.65, 0.005

III-IV

1.19, 1.13–1.27, < 0.001

1.18, 1.11–1.26, < 0.001

1.17, 1.10–1.23, < 0.001

1.26, 1.16–1.37, < 0.001

1.18, 1.09–1.27, < 0.001

1.24, 1.14–1.35, < 0.001

Lauren’s classification

Intestinal type

1.36, 1.18–1.57, < 0.001

1.27. 1.12–1.44, < 0.001

1.29, 1.11–1.51, 0.001

1.42, 1.20–1.66, < 0.001

1.21, 1.11–1.32, < 0.001

1.34, 1.14–1.58, < 0.001

Diffuse type

1.19, 1.12–1.27, < 0.001

1.16, 1.07–1.26, < 0.001

1.17, 1.10–1.24, 0.001

1.13, 1.04–1.22, 0.003

1.12, 1.05–1.23, 0.003

1.16, 1.06–1.27, 0.001

Tumor embolus

Positive

1.23, 1.13–1.35, < 0.001

1.23, 1.14–1.33, < 0.001

1.28, 1.15–1.42, < 0.001

1.29, 1.15–1.44, < 0.001

1.16, 1.04–1.28, 0.006

1.27, 1.13–1.43, < 0.001

Negative

1.17, 1.09–1.26, < 0.001

1.11, 1.03–1.21, 0.011

1.16, 1.08–1.23, < 0.001

1.25, 1.12–1.40, < 0.001

1.16, 1.06–1.28, 0.002

1.22, 1.09–1.37, 0.001

Obesity

With

1.11, 1.04–1.19, 0.031

1.13, 1.03–1.24, 0.012

1.09, 1.00–1.19, 0.051

1.12, 1.01–1.22, 0.042

1.07, 0.95–1.20, 0.276

1.07, 0.91–1.26, 0.399

Without

1.26, 1.10–1.43, 0.001

1.18, 1.10–1.26, < 0.001

1.24, 1.09–1.40, 0.001

1.31, 1.20–1.43, < 0.001

1.21, 1.11–1.32, < 0.001

1.30, 1.18–1.42, < 0.001

Hypertension

With

1.07, 0.94–1.22, 0.338

1.05, 0.92–1.19, 0.502

1.08, 0.94–1.24, 0.271

1.17, 1.01–1.35, 0.037

1.14, 1.00–1.29, 0.045

1.15, 0.98–1.35, 0.096

Without

1.22, 1.15–1.30, < 0.001

1.21, 1.14–1.28, < 0.001

1.21, 1.14–1.28, < 0.001

1.30, 1.18–1.42, < 0.001

1.16, 1.07–1.26, 0.001

1.27, 1.16–1.39, < 0.001

Diabetes

With

1.13, 1.04–1.22, 0.004

1.08, 1.02–1.16, 0.013

1.14, 1.05–1.25, 0.001

1.17, 1.08–1.28, 0.002

1.07, 0.98–1.16, 0.106

1.18, 1.08–1.29, < 0.001

Without

1.18, 1.07–1.29, 0.001

1.16, 0.98–1.36, 0.080

1.15, 1.06–1.26, 0.001

1.21, 1.08–1.36, < 0.001

1.20, 1.05–1.38, 0.010

1.20, 1.09–1.30, < 0.001