Table 2.

Multivariate logistic regression analysis for odds of PD.

	Odds ratio	95% CI	P value
Age at the first dialysis (year)
<50 yr	3.309	(1.683–6.507)	0.001
50–59 yr	2.214	(1.244–3.940)	0.007
60–69 yr	1.409	(0.794–2.502)	0.241
≥70 yr (reference group)	1.000
Education
Senior high school & college	2.454	(1.297–4.642)	0.006
Primary school & junior high school	1.104	(0.663–1.838)	0.703
Noneducation (reference group)	1.000
ADL
Partially dependent	0.438	(0.205–0.934)	0.033
Dependent	0.899	(0.188–4.310)	0.894
Independent (reference group)	1.000