A vectorised function to calculate the UK Kidney Donor Risk Index as published by Watson et al. in 2012. Please note that this is not the same risk index as used in the new UK kidney matching scheme starting in September 2019.
watson_ukkdri(age, htn, weight, hdays, adrenaline)
numeric vector of UK Kidney Donor Risk Index (2012) values
Reference: Watson CJE, Johnson RJ, Birch R, et al. A Simplified Donor Risk Index for Predicting Outcome After Deceased Donor Kidney Transplantation. Transplantation 2012; 93(3):314-318
watson_ukkdri(age = 40, htn = 0, weight = 75, hdays = 0, adrenaline = 0) # 1.00
#> [1] 1