Table 3.
Erythrocyte indices in subjects with normal (A) and small (B) red cellsa
| RBC(×106/μL) | Hb (g/dL) | Hct (%) | MCV (fL) | MCH (pg) | MCHC(%) | RDW (%) | |||
|---|---|---|---|---|---|---|---|---|---|
| Mean | Mean | Mean | Mean | Mean | Mean | Mean | |||
| N | ± 2SD | ± 2SD | ± 2SD | ± 2SD | ± 2SD | ± 2SD | ± 2SD | ||
| A | All | 715 | 5.1 | 14.5 | 44.1 | 86.1 | 28.4 | 33.0 | 11.9 |
| 4.1-6.2 | 11.7-17.4 | 35.9-52.3 | 77.5-94.6 | 24.7-32.1 | 31.1-34.9 | 10.5-13.3 | |||
| M | 398 | 5.4 | 15.4 | 46.8 | 86.4 | 28.6 | 33.1 | 11.8 | |
| 4.5-6.3 | 13.4-17.5 | 40.5-53.0 | 78.2-95.6 | 25.1-32.1 | 31.1-35.0 | 10.6-13.0 | |||
| F | 317 | 4.8 | 13.4 | 40.8 | 85.6 | 28.1 | 32.9 | 12.0 | |
| 4.1-5.5 | 11.7-15.1 | 35.9-45.7 | 76.6-94.6 | 24.3-31.9 | 31.1-34.6 | 10.4-13.7 | |||
| B | All | 181 | 5.9* | 13.6* | 42.6* | 73.0* | 23.2* | 31.9* | 12.8* |
| 4.6-7.1 | 10.7-16.4 | 33.8-51.4 | 67.2-78.7 | 20.8-25.7 | 30.2-33.5 | 11.4-14.1 | |||
| M | 97 | 6.3 | 14.6 | 45.8 | 73.1 | 23.3 | 31.9 | 12.7 | |
| 5.4-7.1 | 12.8-16.4 | 40.1-51.6 | 67.2-79.0 | 20.9-25.7 | 30.2-33.5 | 11.4-14.1 | |||
| F | 84 | 5.4 | 12.4 | 39.0 | 72.8 | 23.2 | 31.8 | 12.9 | |
| 4.5-6.2 | 10.6-14.2 | 33.7-44.2 | 67.1-78.4 | 20.6-25.7 | 30.2-33.4 | 11.6-14.3 | |||
aMCV = 78.0 fl used as a separating value.
* P < 0.0001