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Table 4 Prediction rule scoring system (excluding respiratory rate) tested on derivation cohort and validation cohort vs. the prediction rule derived by Bhangu et al.[11]

From: Derivation and validation of a simple, accurate and robust prediction rule for risk of mortality in patients with Clostridium difficile infection

  Prediction rule risk score on derivation cohort (N = 244) Prediction rule risk score on validation cohort (N = 154) Bhangu et al.[11]prediction rule (N = 151)
Score Mortality risk Count (number of cases) Mortality risk Count (number of cases) Score Count (number of cases) Mortality risk
0 10.4% 13/125 20.9% 9/43 0-1 19/86 22% (Low)
1 23.3% 20/86 37.1% 23/62 2-3 31/56 55% (medium)
2 42.9% 12/28 54.3% 25/46 4-5 8/9 89% (high)
3 100% 5/5 66.7% 2/3