Table 19.
Marginal standardized prevalence of anemia after age and sex adjustment or multivariable adjustment when excluding data for individuals in months when they were admitted
| Marginal standardized prevalence of anemia after age and sex adjustment | ||||
|---|---|---|---|---|
| Categories for estimated glomerular filtration rate (mL/min/1.73 m2) | Albuminuria category | Predicted prevalence of anemia | P for interaction | |
| Mean | 95% confidence interval | |||
| <15 | Normoalbuminuria | 0.39 | 0.29–0.49 | <.001 |
| Microalbuminuria | 0.47 | 0.41–0.52 | ||
| Macroalbuminuria | 0.59 | 0.53–0.65 | ||
| 15–<30 | Normoalbuminuria | 0.33 | 0.30–0.35 | <.001 |
| Microalbuminuria | 0.34 | 0.32–0.35 | ||
| Macroalbuminuria | 0.38 | 0.36–0.41 | ||
| 30–<45 | Normoalbuminuria | 0.25 | 0.24–0.26 | .090 |
| Microalbuminuria | 0.25 | 0.24–0.26 | ||
| Macroalbuminuria | 0.26 | 0.25–0.28 | ||
| 45–<60 | Normoalbuminuria | 0.19 | 0.19–0.20 | .46 |
| Microalbuminuria | 0.19 | 0.18–0.19 | ||
| Macroalbuminuria | 0.19 | 0.18–0.20 | ||
| 60–<90 | Normoalbuminuria | 0.16 | 0.16–0.17 | .023 |
| Microalbuminuria | 0.16 | 0.15–0.16 | ||
| Macroalbuminuria | 0.16 | 0.15–0.17 | ||
| Marginal standardized prevalence of anemia after multivariable adjustment | ||||
|---|---|---|---|---|
| Categories for estimated glomerular filtration rate (mL/min/1.73 m2) | Albuminuria category | Predicted prevalence of anemia | P for interaction | |
| Mean | 95% confidence interval | |||
| <15 | Normoalbuminuria | 0.30 | 0.23–0.37 | <.001 |
| Microalbuminuria | 0.36 | 0.32–0.41 | ||
| Macroalbuminuria | 0.45 | 0.40–0.50 | ||
| 15–<30 | Normoalbuminuria | 0.27 | 0.25–0.29 | <.001 |
| Microalbuminuria | 0.28 | 0.27–0.30 | ||
| Macroalbuminuria | 0.32 | 0.30–0.34 | ||
| 30–<45 | Normoalbuminuria | 0.22 | 0.21–0.23 | .078 |
| Microalbuminuria | 0.22 | 0.21–0.23 | ||
| Macroalbuminuria | 0.23 | 0.22–0.25 | ||
| 45–<60 | Normoalbuminuria | 0.17 | 0.17–0.18 | .53 |
| Microalbuminuria | 0.17 | 0.17–0.18 | ||
| Macroalbuminuria | 0.18 | 0.17–0.19 | ||
| 60–<90 | Normoalbuminuria | 0.15 | 0.15–0.16 | .19 |
| Microalbuminuria | 0.15 | 0.14–0.15 | ||
| Macroalbuminuria | 0.15 | 0.14–0.16 | ||
Differences in estimated glomerular filtration rate among the same estimated glomerular filtration rate category, albuminuria levels, and interaction terms between albuminuria and estimated glomerular filtration rate category were controlled in both models.