Research Article

A Nomogram Based on Clinicopathologic Features and Preoperative Hematology Parameters to Predict Occult Peritoneal Metastasis of Gastric Cancer: A Single-Center Retrospective Study

Table 3

Coefficients of six variables in three nomogram models.

VariousModel AModel BModel C
OR (95% CI)OR (95% CI)OR (95% CI)

Size (≥5 cm)0.8392.313 (1.130-4.737)0.0221.1943.300 (1.802-6.043)<0.001
Differentiated degree (poorly)1.4204.137 (1.743-9.817)0.0011.4364.202 (1.963-8.997)<0.001
Serosal invasion1.6695.304 (2.509-11.214)<0.0011.7815.938 (3.028-11.645)<0.001
CA125 (≥14 U/mL)1.9507.026 (3.541-13.937)<0.0012.1718.767 (4.627-16.613)<0.001
CA199 (≥30 U/mL)0.7412.098 (1.127-3.904)0.019
GPS (2)1.3393.814 (1.372-10.599)0.0101.5174.558 (1.829-11.355)0.001
FIB (≥3 g/L)1.0122.752 (1.423-5.322)0.0031.0622.893 (1.567-5.343)0.001
AIC277.32331.76335.41

Model A: includes all six predictors; Model B: includes clinicopathological features only; Model C: includes hematologic characteristics only; CA199: carbohydrate antigen 19-9; CA125: carbohydrate antigen 125; GPS: Glasgow prognosis score; FIB: fibrinogen. AIC: Akaike information criterion.