Table 5.

Measured hemoglobin values using cross-tabulation of estimated glomerular filtration rate and albuminuria categories and P-values for trend among those without receiving treatment for anemia

Categories for estimated glomerular filtration rate (mL/min/1.73 m2)	Albuminuria category	Prevalence of anemia
		Mean	95% confidence interval	P for trend
<15	Normoalbuminuria	11.1	10.7–11.5	.12
	Microalbuminuria	10.7	10.5–10.9
	Macroalbuminuria	10.7	10.5–10.8
15–<30	Normoalbuminuria	11.9	11.8–12.0	.031
	Microalbuminuria	11.9	11.8–11.9
	Macroalbuminuria	11.8	11.8–11.9
30–<45	Normoalbuminuria	12.9	12.9–12.9	<.001
	Microalbuminuria	12.8	12.8–12.8
	Macroalbuminuria	12.8	12.8–12.9
45–<60	Normoalbuminuria	13.6	13.6–13.6	<.001
	Microalbuminuria	13.5	13.5–13.5
	Macroalbuminuria	13.4	13.4–13.5
60–<90	Normoalbuminuria	14.0	14.0–14.0	<.001
	Microalbuminuria	14.0	14.0–14.0
	Macroalbuminuria	13.9	13.9–14.0