Table 4 Effect modification of the association of mean clinical frailty score (CFS) with time on Dialysis by age (n = 293).

From: Trajectory of frailty and association with adverse outcomes in patients with end-stage kidney disease over the first year of dialysis

Age in years

Mean change in CFS per 6 months on dialysis

95% Confidence interval

Wald test for effect modification

< 55

0.6

0.26–0.95

Chi2 = 11.4; p = 0.001

55 to 64

0.37

0.07 – 0.68

65 to 74

0.28

0.03–0.54

≥ 75

-0.07

-0.032–0.17

  1. 1 Model adjusted for sex, Charlson Comorbidity index and dialysis modality.