Table 5. Rates of hemoglobin levels within optimal ranges (≥11.0 g/dl in Patients without ESA; ≥11.0 g/dl and <13 g/dl in patients with ESA) according to G category, age, and sex strata.
| 18–44 Y | 45–64 Y | 65–74 Y | 75–84 Y | ≥85 Y | Men | Women | Subtotal | ||
|---|---|---|---|---|---|---|---|---|---|
| G3a | % | 82.5† | 83.9 | 83.5 | 78.6† | 71.3† | 84.3 | 77.6‡ | 81.2 |
| G3b | % | 69.5* | 78.6* | 76.3* | 69.3†* | 60.5†* | 76.5* | 65.6*‡ | 71.6* |
| G4 | % | 62.6* | 66.7* | 60.0* | 50.4†* | 40.5†* | 62.3* | 45.8*‡ | 54.6* |
| G5 | % | 52.5* | 54.5* | 46.6* | 35.1†* | 19.5†* | 47.8* | 40.5*‡ | 44.8* |
| G4+G5 | % | 58.2* | 61.8* | 55.7†* | 46.9†* | 37.7†* | 57.8* | 44.4*‡ | 51.7* |
Rates are expressed as % of each population.
*:p<0.05 vs. G3a
†:p<0.05 vs. 45–64 Y
‡:p<0.05 vs. Men.
Abbreviations: ESA, erythropoiesis-stimulating agent; Hb, hemoglobin.