Table III.

Multivariate logistic regression analysis of characteristics associated with uncontrolled BP at 6 months after dialysis initiation

	SBP >90th percentile	DBP >90th percentile	+AH medication use at 6 months
	OR (95% CI)	OR (95% CI)	OR (95% CI)
SBP at 30 days	1.33 (1.26–1.40)	1.37 (1.29–1.45)
SBP at 6 months			1.28 (1.18–1.40)
Age at initiation (y)
1	0.87 (0.60–1.24)	2.28 (1.57–3.30)	0.56 (0.35–0.90)
2–5	0.92 (0.71–1.18)	1.47 (1.15–1.88)	0.53 (0.39–0.73)
6–12	0.78 (0.65–0.92)	1.03 (0.87–1.22)	1.00 (0.81–1.23)
≥13	1.00 (ref)	1.00 (ref)	1.00 (ref)
Black race	1.32 (1.11–1.57)	1.33 (1.12–1.58)	1.04 (0.84–1.29)
Female	0.95 (0.82–1.11)	1.19 (1.02–1.38)	0.78 (0.65–0.95)
Primary disease
Glomerular	1.26 (1.05–1.52)	1.51 (1.26–1.82)	1.62 (1.28–2.04)
Structural	1.00 (ref)	1.00 (ref)	1.00 (ref)
Other	1.30 (1.05–1.62)	1.39 (1.12–1.73)	1.57 (1.20–2.06)
PD	0.86 (0.72–1.01)	1.06 (0.91–1.25)	0.75 (0.61–0.92)
+AH medication at 6 months	1.94 (1.65–2.27)	1.95 (1.66–2.29)
+AH medication at 30 days			19.78 (16.10–24.30)
Year of dialysis initiation
1992–1995	1.31 (1.06–1.64)	1.51 (1.22–1.88)	0.70 (0.53–0.92)
1996–1999	1.47 (1.18–1.84)	1.55 (1.25–1.93)	0.79 (0.60–1.05)
2000–2003	1.12 (0.89–1.42)	1.06 (0.84–1.34)	0.87 (0.65–1.17)
2004–2008	1.00 (ref)	1.00 (ref)	1.00 (ref)