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Table 2 Waterlow group (as categorical variable) or Waterlow score (as continuous variable) and association with post-op length of stay in days after kidney transplantation

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

Variable Odds Ratio (95% CI) P value Odds Ratio (95% CI) P value
Univariable analysis Multivariable analysisa
Waterlow group Low Risk REF - REF -
At Risk 1.361 (0.614–3.017) 0.448 1.116 (0.477–2.610) 0.800
High Risk 5.352 (1.373–20.864) 0.016 2.577 (0.585–11.135) 0.211
Very High Risk 67.916 (4.834–954.108) 0.002 17.892 (1.117–286.641) 0.042
Waterlow score 1.216 (1.092–1.354)  < 0.001 1.137 (1.005–1.286) 0.041
  1. aRegression model includes waterlow group/score, age, sex, ethnicity, waiting time, Charlson score, diabetes status, donor type, socio-economic status