a significant trendp < 0.01
However, among kidney transplant patients younger than 50 years at the time of transplantation ( n = 754), there was a significant trend for increasing the occurrence of post-transplant CV complications along the consecutive KDRI quartiles (χ 2 = 7.3; p < 0.01), with the frequency of CVEs across the study groups as follows: Q1 13/205, Q2 23/179, Q3 24/166, and Q4 21/123.