Table 2.
Comparison of anemia, Hb, MCV, Ln SF, Ln SF/sTfR, and elevated CRP or HsCRP of all participants by BF% quartiles.
| 1st quartile BF% | 2nd quartile BF% | 3rd quartile BF% | 4th quartile BF% | Unadjusted p value | Adjusted p value | |
|---|---|---|---|---|---|---|
| Anemia | 40 (2.9) | 59 (4.3) | 94 (6.9) | 115 (9) | <0.001 | 0.633 |
| Hb (g/dL) | 14.54 ± 0.05 | 14.01 ± 0.06 | 13.66 ± 0.05 | 13.51 ± 0.06 | <0.001 | 0.400 |
| MCV (fl) | 89.62 ± 0.24 | 89.44 ± 0.25 | 88.70 ± 0.23 | 87.12 ± 0.22 | <0.001 | <0.001 |
| sTfR (mg/L) | 3.00 ± 0.06 | 3.25 ± 0.06 | 3.55 ± 0.07 | 3.87 ± 0.07 | <0.001 | <0.001 |
| Ln SF | 4.47 ± 0.05 | 4.02 ± 0.05 | 3.81 ± 0.04 | 3.85 ± 0.33 | <0.001 | 0.001 |
| Ln SF/sTfR | 1.67 ± 0.38 | 1.43 ± 0.03 | 1.28 ± 0.02 | 1.18 ± 0.02 | <0.001 | <0.001 |
| Elevated CRP or HsCRP, n (%) | 223 (22.2) | 237 (22.4) | 299 (29.7) | 513 (52.2) | <0.001 | <0.001 |
Hb, Hemoglobin; MCV, Mean cell volume; Ln SF, Ln serum ferritin; sTfR, Soluble transferrin receptor; CRP, C-Reactive protein; and Hs-CRP, Hypersensitive C-reactive protein.
Adjusted for: age, race, education, and family income.