Table 3

Results for the multivariable linear regression. (n=6795, 69 centres)

Variable	Coefficient	95% CI	P value
Patient-level
Age (baseline 56–64)
17–21	−0.334	(−0.734 to 0.067)	0.102
22–30	−0.058	(−0.233 to 0.117)	0.515
31–40	0.028	(−0.101 to 0.156)	0.673
41–55	−0.032	(−0.111 to 0.047)	0.424
56–64	–	–	–
65–74	0.119	(0.050 to 0.187)	0.001
75–84	0.146	(0.075 to 0.217)	<0.001
85+	0.197	(0.087 to 0.307)	<0.001
Gender (baseline male)
Female	−0.030	(−0.078 to 0.018)	0.223
Not say	−1.072	(−1.468 to −0.677)	<0.001
Ethnicity (baseline White)
Asian	−0.054	(−0.135 to 0.027)	0.193
Black	−0.078	(−0.176 to 0.020)	0.121
Other	0.125	(−0.019 to 0.270)	0.089
Not say	−0.627	(−0.826 to −0.429)	<0.001
Location of treatment (baseline home)
Satellite	−0.149	(−0.282 to −0.016)	0.028
Hospital	−0.219	(−0.353 to −0.086)	0.001
Hospital transport	−0.120	(−0.170 to −0.070)	<0.001
Centre-level
Mean age (per year)	0.024	(0.009 to 0.039)	0.002
Percentage male (per 10%)	−0.110	(−0.185 to −0.036)	0.004
Mean Index of Multiple Deprivation (IMD) decile	−0.057	(−0.086 to −0.027)	<0.001
Transplant centre	0.274	(0.200 to 0.348)	<0.001
Centre size (per 100 patients)	−0.024	(−0.030 to −0.018)	<0.001
Mean haemoglobin (g/L)	0.013	(0.002 0.024)	0.026
Mean phosphate (mmol/L)	0.022	(−0.197 to 0.240)	0.846
Mean ferritin (ng/mL)	−0.0001	(−0.0003 to 0.0001)	0.297
On waiting list <2 years from starting RRT (per 10%)	0.075	(0.049 to 0.102)	<0.001
Transplant within 2 years of waiting list (per 10%)	0.015	(−0.007 to 0.037)	0.184
Unadjusted prevalent mortality (per 10%)	−0.016	(−0.108 to 0.076)	0.736