Table 2.

RMST results

	Differences in RMST					Ratio of RMST
	Difference	95% CI			P-value	Ratio	95% CI			P-value
24 months
Unadjusted	1.98	1.42	–	2.55	<0.01	1.10	1.07	–	1.13	<0.01
Adjusted
Intercept	19.99	18.41	–	21.56	<0.01	19.93	18.43	–	21.55	<0.01
Physician visit frequency for PD treatment	1.57	1.05	–	2.09	<0.01	1.08	1.05	–	1.11	<0.01
Sex	1.97	1.42	–	2.52	<0.01	1.10	1.07	–	1.13	<0.01
Age	−1.01	−1.32	–	−0.71	<0.01	0.95	0.94	–	0.97	<0.01
Residential facility	−0.29	− 0.65	–	0.07	0.11	0.99	0.97	–	1.00	0.11
Long-term care level	−1.17	− 1.43	–	− 0.91	<0.01	0.95	0.93	–	0.96	<0.01
Malignancy	−1.04	− 1.66	–	−0.42	<0.01	0.95	0.92	–	0.98	<0.01
Ischemic heart disease	0.23	−0.29	–	0.75	0.39	1.01	0.99	–	1.04	0.37
Cerebrovascular disease	0.40	−0.21	–	1.00	0.20	1.02	0.99	–	1.05	0.22
Dyslipidemia	1.37	0.85	–	1.90	<0.01	1.07	1.04	–	1.10	<0.01
Diabetes mellitus	0.45	−0.07	–	0.96	0.09	1.02	1.00	–	1.05	0.08
Dementia	1.61	1.04	–	2.17	<0.01	1.08	1.05	–	1.11	<0.01
60 months
Unadjusted	5.72	3.98	–	7.46	<0.01	1.14	1.10	–	1.19	<0.01
Adjusted
Intercept	45.74	37.25	–	54.22	<0.01	45.46	36.81	–	56.14	<0.01
Physician visit frequency for PD treatment	5.00	2.78	–	7.22	<0.01	1.12	1.06	–	1.19	<0.01
Sex	7.66	4.68	–	10.64	<0.01	1.20	1.11	–	1.29	<0.01
Age	−4.51	−5.95	–	−3.08	<0.01	0.90	0.87	–	0.93	<0.01
Residential facility	−1.72	−3.44	–	0.01	0.05	0.96	0.91	–	1.00	0.06
Long-term care level	−3.75	−5.12	–	−2.38	<0.01	0.92	0.88	–	0.95	<0.01
Malignancy	−3.42	−6.85	–	0.01	0.05	0.93	0.85	–	1.01	0.07
Ischemic heart disease	0.70	−2.13	–	3.53	0.63	1.01	0.95	–	1.08	0.69
Cerebrovascular disease	−0.25	−3.43	–	2.92	0.88	0.99	0.92	–	1.07	0.85
Dyslipidemia	4.66	1.71	–	7.61	<0.01	1.11	1.04	–	1.19	<0.01
Diabetes mellitus	0.09	−2.75	–	2.93	0.95	1.00	0.94	–	1.07	0.99
Dementia	4.59	1.59	–	7.58	<0.01	1.12	1.04	–	1.20

Abbreviation: CI confidence interval, RMST restricted mean survival time