Table 2.
Comparison of haematological profiles, bone mineral density (BMD), and resting metabolic rate (RMR) in female iron deficient (ID) athletes and non-iron deficient (non-ID) athletes.
| Marker | Normal Ranges ^ | ID (Mean ± SD) |
Non ID (Mean ± SD) |
p-Value (p) | Effect Size (Mean ± 90% CI) |
|---|---|---|---|---|---|
| Serum Ferritin (ug/L) | 15–200 | 27.5 ± 2.8 | 41.0 ± 7.3 | 0.002 * | 1.97 ±0.92 (large) |
| Serum Iron (mmol/L) | 11–29 | 20.5 ± 1.0 | 25.5 ± 3.4 | 0.011 * | 1.55 ±0.91 (large) |
| Transferrin (g/L) | 2.1–3.6 | 3.9 ± 0.1 | 3.1 ± 0.6 | 0.004 * | −1.82 ±0.91 (large) |
| Crp (mg/dL) | <0.5 | 2.8 ± 0.5 | 0.8 ± 0.6 | 0.0001 * | −3.33 ±0.93 (very large) |
| Cortisol (nmol/L) | 251–552 | 359.3 ± 112.4 | 320.8 ± 96.4 | 0.373 | −0.47 ±0.95 (unclear) |
| Hb (g/L) | 120–160 | 130.5 ± 7.8 | 143.8 ± 8.4 | 0.036 * | 1.24 ±0.94 (large) |
| Hct (g/L) | 0.355–0.449 | 0.392 ± 0.01 | 0.430 ± 0.02 | 0.034 * | 1.27 ± 0.92 (large) |
| BMD (g/cm2) | 1.2 ± 0.1 | 1.2 ± 0.1 | 0.70 | −0.20 ±0.96 (unclear) | |
| RMR (kcal) | 1581.7 ± 84.2 | 1670.9 ± 247.9 | 0.42 | 0.43 ±0.91 (unclear) |
* Indicates statistical significance (p < 0.05). ^ Normal ranges, as provided by the clinical laboratory where testing took place.