Table 2.
Change in markers of nutritional status following combat deployment among elite U.S. Army Special Operations soldiers (mean ± SD)
| n = 50 | ||||
|---|---|---|---|---|
| Baseline | Post-Deployment | Change | P | |
| Vitamin D Status | ||||
| 25-OH Vitamin Da (nmol/L) | 87.3 ± 25.8 | 89.3 ± 26.5 | 2.0 ± 23.4 | 0.55 |
| Parathyroid Hormone (pmol/L) | 3.4 ± 1.6 | 3.8 ± 1.4 | 0.4 ± 1.4 | 0.04 |
| Iron Status | ||||
| Ferritin (pmol/L) | 385 ± 173 | 354 ± 161 | −31.0 ± 101 | 0.03 |
| Soluble Transferrin Receptor (nmol/L) | 16.3 ± 3.7 | 17.1 ± 3.5 | 0.8 ± 2.2 | 0.01 |
| Transferrin Saturation (%) | 39 ± 14 | 40 ± 14 | 1 ± 15 | 0.78 |
| Hepcidin (nmol/L) | 6.4 ± 5.4 | 6.0 ± 3.8 | −0.4 ± 4.9 | 0.61 |
| Glucose and Lipid Status | ||||
| Glucose (mmol/L) | 5.06 ± 0.35 | 5.07 ± 0.30 | 0.00 ± 0.40 | 0.94 |
| Total Cholesterol (mmol/L) | 5.00 ± 0.99 | 5.01 ± 0.90 | 0.01 ± 0.62 | 0.89 |
| HDLa (mmol/L) | 1.47 ± 0.30 | 1.43 ± 0.29 | −0.03 ± 0.18 | 0.23 |
| LDLa (mmol/L) | 3.07 ± 0.84 | 3.13 ± 0.72 | 0.07 ± 0.54 | 0.40 |
| Triglycerides (mmol/L) | 1.01 ± 0.50 | 0.96 ± 0.57 | −0.05 ± 0.46 | 0.46 |
a Abbreviations: 25-OH Vitamin D 25-hydroxy vitamin D, HDL high density lipoprotein, LDL low density lipoprotein