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Table 7 Nomograph variables predicted scores

From: The Marsden Morbidity Index: the derivation and validation of a simple risk index scoring system using cardiopulmonary exercise testing variables to predict morbidity in high-risk patients having major cancer surgery

Nomograph variables Predicted scores Nomograph variables Predicted scores
COPD   Chronic renal impairment  
 No 0.0 No 0.0
 Yes 0.5 Yes 1.5
CPET: VO2 max   BMI categories  
 37.60 0.0 Normal 0.0
 26.57 1.6 Underweight 1.4
 15.53 3.3 Overweight 0.4
 4.50 4.9   
   Age groups  
CPET: AT VE/VCO2   < 51 years 1.0
 38.67 4.2 51–70 years 0.3
 41.67 6.1 > 70 years 0.0
 43.87 8.1   
 > 45.00 10.0 Type of surgery  
   Robotic laparoscopy 0.0
WHO point score   Open 1.7
 WHO = 0 0.0   
 WHO > 0 1.0 Diabetes  
   Negative 0.0
Prior TIA stroke   Non-insulin 0.1
 No 0.0 Insulin dependent 0.8
 Yes 0.8   
   CPET: AT  
Cancer stage   > 1 3.2 0
 Primary 0.0 10.2 2.6
 Nodal metastases 0.3 8.1 5.2
 Distant metastases 1.8 < 8.0 8.0