Variable

Hazard ratio

p Value

95% confidence intervals

Every 3 month delay in reducing prednisone dose to 7.5 mg per day

1.209001  

0.041    

1.008124 -   1.449903

Increase in age every 10 years above age 18

2.10292  

0.016

1.146961 -   3.855642

Table 3: Cox regression analysis for D+/R+ group – predictors of CMV disease D+/R+ group (before prophylaxis)