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Table 4 Points for categorical variables in nomograms

From: Nomograms to predict survival after colorectal cancer resection without preoperative therapy

   Points  
Variables Labels for tick marks CSS OS
Sex
 Female Female 0 0
 Male Male 7.5 9.2
Race
 White White 13.8 14.1
 Black Black 24.1 21.4
 Yellow (Chinese, Korean and Japanese) Yellow 0 0
 Other Other 15.5 13.9
Marital status at diagnosis
 Married (including separated) Mar 0 0
 Divorced Div 9.2 8.1
 Single (never married) Sin 11.9 10.2
 Widowed Wid 9.8 8.4
 Unknown Uk 0.8 5.7
CEA status
 Negative Negative 0 0
 Positive Positive 26.2 16.6
Tumor site
 Proximal colon (cecum to splenic flexure) Pc 5.4 3.6
 Distal colon (descending to sigmoid colon) Dc 0 0
 Overlapping lesion of colon Oc 10.3 8.0
 Rectum (including rectosigmoid junction) Rect 5.5 2.8
Tumor size
 ≤5 cm 0–5 0 0
 >5 cm 5+ 1.6 1.1
 Unknown Uk 7.5 3.0
Extent of surgery
 Local/segmental resection Loc/Seg 0 0
 Subtotal/hemisection Partial 3.7 1.6
 Total resection Total 13.5 6.9
Histology
 Adenocarcinoma Adeno 0 0
 Signet ring cell carcinoma Signet 19.4 13.5
Tumor grade
 Well to Moderately differentiated (G1 + G2) G1/2 0 0
 Poorly to Undifferentiated (G3 + G4) G3/4 13.9 7.1
 Unknown Uk 7.6 2.0
pT stage
 pT1 T1 0 0
 pT2 T2 25.5 14.0
 pT3 T3 61.3 24.5
 pT4a T4a 84.3 38.4
 pT4b T4b 88.4 42.2
Metastasis
 M0 M0 0 0
 M1 M1 79.6 50.6
  1. CSS cancer-specific survival, OS overall survival, CEA carcinoembryonic antigen