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Table 1 Baseline study demographics

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

Variable Low Risk
N = 557
At Risk
N = 543
High Risk
N = 120
Very High Risk
N = 27
Missing data
N = 794
P value
Age in years (median ± interquartile range) 44.0 ± 13.0 50.3 ± 13.9 53.7 ± 12.2 55.7 ± 12.2 45.7 ± 13.8  < 0.001
Male sex (%) 377 (67.7%) 266 (49.0%) 73 (60.8%) 17 (63.0%) 474 (59.7%)  < 0.001
White ethnicity (%) 324 (58.2%) 346 (63.7%) 61 (50.8%) 18 (66.7%) 568 (71.5%)  < 0.001
Diabetes (%) 15 (2.8%) 74 (14.2%) 46 (40.4%) 9 (34.6%) 87 (11.0%)  < 0.001
Body Mass Index (kg/m2) 26.8 ± 8.0 28.0 ± 5.2 28.7 ± 5.2 28.9 ± 5.6 27.8 ± 6.99 0.007
Time waitlisted (days) 1109 ± 1036 1179 ± 994 1217 ± 999 1535 ± 1436 950 ± 872  < 0.001
Charlson Score 2.59 ± 4.23 2.99 ± 4.59 3.52 ± 4.82 5.78 ± 6.32 3.79 ± 5.48  < 0.001