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Table 4 Waterlow group (as categorical variable) or Waterlow score (as continuous variable) and association with mortality after kidney transplantation

From: Pre-operative Waterlow score and outcomes after kidney transplantation

Variable Hazard Ratio (95% CI) P value Hazard Ratio (95% CI) P value
Univariable analysis Multivariable analysisa
Waterlow group Low Risk REF - REF -
At Risk 1.394 (1.099–1.768) 0.006 1.002 (0.760–1.322) 0.988
High Risk 2.013 (1.426–2.842)  < 0.001 1.253 (0.833–1.885) 0.278
Very High Risk 4.130 (2.515–6.784)  < 0.001 1.606 (0.906–2.846) 0.105
Waterlow score 1.095 (1.066–1.125)  < 0.001 1.033 (0.999–1.069) 0.057
  1. aRegression model includes waterlow group/score, age, sex, ethnicity, waiting time, Charlson score, diabetes status, donor type, socio-economic status