Table 3.

Odds of chronic kidney disease mineral and bone disorder medication prescription in Medicare Part D-enrolled dialysis patients with versus without low-income subsidy

	2007	2008	2009	2010
Medication	OR (95% CI)	OR (95% CI)	OR (95% CI)	OR (95% CI)
Phosphate binder
Calcium acetate	1.17 (1.14–1.19)	1.20 (1.17–1.23)	1.20 (1.17–1.22)	1.17 (1.14–1.19)
Lanthanum carbonate	1.24 (1.20–1.29)	1.44 (1.39–1.50)	1.63 (1.57–1.69)	1.61 (1.55–1.67)
Sevelamer carbonate	-	1.21 (1.15–1.27)	1.16 (1.13–1.19)	1.48 (1.45–1.52)
Sevelamer hydrochloride	1.50 (1.47–1.54)	1.60 (1.57–1.64)	1.89 (1.85–1.93)	2.33 (2.26–2.40)
Any agent	1.60 (1.56–1.64)	1.75 (1.71–1.79)	1.91 (1.86–1.95)	1.91 (1.87–1.95)
Oral Vitamin D analogue
Calcitriol	0.72 (0.69–0.76)	0.70 (0.67–0.73)	0.73 (0.70–0.76)	0.75 (0.72–0.78)
Doxercalciferol	0.79 (0.73–0.86)	0.85 (0.79–0.92)	0.96 (0.89–1.03)b	0.95 (0.88–1.03)b
Paricalcitol	0.74 (0.66–0.82)	0.74 (0.67–0.81)	0.78 (0.71–0.83)	0.72 (0.67–0.78)
Any agent	0.74 (0.71–0.77)	0.73 (0.71–0.76)	0.78 (0.75–0.80)	0.77 (0.75–0.80)
IV Vitamin D analogue
Calcitriol	1.37 (1.26–1.49)	1.19 (1.09–1.31)	1.24 (1.13–1.370	1.34 (1.22–1.46)
Doxercalciferol	1.48 (1.44–1.52)	1.44 (1.40–1.48)	1.46 (1.42–1.50)	1.64 (1.60–1.68)
Paricalcitol	1.66 (1.63–1.70)	1.73 (1.70–1.77)	1.76 (1.72–1.80)	1.86 (1.82–1.90)
Any agent	2.21 (2.16–2.27)	2.28 (2.23–2.33)	2.26 (2.21–2.31)	2.38 (2.33–2.43)
Calcimimetic
Cinacalcet	1.44 (1.41–1.48)	1.51 (1.47–1.55)	1.53 (1.49–1.57)	1.44 (1.41–1.48)

Note: P values were < 0.001 unless stated otherwise. Odd ratios are calculated from a model including age, sex, race, dialysis vintage, and dialysis organization.

CI, confidence interval; IV, intravenous; OR, odds ratio.

^bP values were > 0.05.