Table 4.

Results of Cox regression analysis to identify factors that independently predict event-free survival time, including magnitude of change in exercise capacity (ΔISWT), for patients who completed RR

Variable	B	Exponential (95% CI) for B	P-value
ΔISWT (pre- to post-RR)	−0.522	0.593 (0.360–0.970)	0.041
Age at assessment	0.020	1.020 (1.003–1.038)	0.019
Gender	−0.322	0.718 (0.466–1.105)	0.132
Smoker	−0.396	0.673 (0.341–1.329)	0.254
BMI	−0.006	0.994 (0.982–0.999)	0.313
Diabetes	−0.463	0.629 (0.399–0.991)	0.053
ISWT (pre-RR)	−0.003	0.997 (0.997–0.999)	0.001
Non-dialysis CKD	0.165	1.179 (0.614–2.264)	0.620
Haemodialysis	1.303	1.353 (0.827–2.216)	0.229
Peritoneal dialysis	−0.229	0.795 (0.338–1.872)	0.600
Kidney transplant	−0.242	0.785 (0.338–1.872)	0.600
Ethnicity  Black British/African/Caribbean	0.400	1.492 (0.395–3.741)	0.393
Asian	0.019	1.019 (0.656–1.584)	0.932
White Caucasian	−0.507	0.602 (0.305–1.189)	0.144