Table 1.
Physical characteristics and blood indices in a patient with erythrocytosis secondary to PHD2 mutation, compared with values from previously published studies on patients with Chuvash polycythemia and healthy control participants (Smith et al. 2006)
| Healthy control participants Mean ± SD (n = 6) | Chuvash polycythemia Mean ± SD (n = 3) | PHD2‐deficient patient (n = 1) | |
|---|---|---|---|
| Physical characteristics | |||
| Age (year) | 24 ± 5 | 22 ± 5 | 35 |
| Height (cm) | 173 ± 10 | 174 ± 5 | 175 |
| Weight (kg) | 73 ± 11 | 59 ± 10 | 80 |
| Body mass index (kg/m2) | 24 ± 2 | 20 ± 5 | 26 |
| Full blood count | |||
| Hemoglobin (g/L) | 137 ± 17 | 141 ± 21 | 178 |
| Hematocrit | 0.42 ± 0.05 | 0.48 ± 0.08 | 0.52 |
| Mean cell volume (fL) | 89 ± 3 | 64 ± 6a | 85 |
| Serum iron studies | |||
| Iron (μmol/L) | 17 ± 4 | 4 ± 1a | 16 |
| Ferritin (ng/ml) | 49 ± 37 | 2 ± 1 | 193 |
| Transferrin (g/L) | 2.6 ± 0.5 | 3.8 ± 0.3a | 2.2 |
| Transferrin saturation (%) | 30 ± 9 | 4 ± 1 | 32 |
| Arterial blood gases | |||
| PO2 (mmHg) | 99 ± 11 | 102 ± 3 | 107 |
| PCO2 (mmHg) | 40 ± 4 | 34 ± 2a | 36 |
| pH (mmHg) | 7.38 ± 0.02 | 7.41 ± 0.02a | 7.45 |
a
Significant difference compared with control participants (P < 0.05, Student's t‐test). Mean ± SD.