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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