Table 3. Cox model: relative risks (RR) of cardiovascular event (CVE) and 95% CI

VariableRRa95% CIP
a Cox model is adjusted for duration since kidney transplant and gender.
b Nonsignificant at α = 5%
CD4 (/mm3)<299 (1st quartile)1
299; 471 (versus 1st quartile)0.340.13 to 0.920.033
471; 663 (versus 1st quartile)0.100.02 to 0.460.003
≥663 (versus 1st quartile)0.100.01 to 0.800.030
Age<51 yr1
≥51 yr5.841.64 to 20.750.006
Tobacco consumptionNo1
Yes2.991.27 to 7.020.012
History of CVENo1
Yes4.241.68 to 10.710.002
Serum homocysteine (μmol/L)<13.1 (1st quartile)1
13.1; 16.9 (versus 1st quartile)2.350.46 to 12.030.307b
16.9; 21.0 (versus 1st quartile)1.310.21 to 8.020.772b
≥21.0 (versus 1st quartile)5.771.28 to 26.080.023