Table 5.
Blood Levels of Minerals
| Minerals | Time | Placebo | Zinc_1 (morning only) | Zinc_2 (b.i.d.) |
|---|---|---|---|---|
| Zinc (mg/mL) | Baseline | 0.68 (0.15) | 0.71 (0.1) | 0.70 (0.11) |
| Week 8 | 0.72 (0.11) | 0.70 (0.16) | 0.82 (0.24) | |
| Difference | 0.04 (0.16) | −0.01 (0.17) | 0.12 (0.33) | |
| 5′-nucleotidase (U/L) | Baseline | 5.46 (1.08) | 5.16 (1.14) | 5.33 (1.22) |
| Week 8 | 5.56 (1.02) | 5.13 (0.94) | 5.02 (1.03) | |
| Difference | 0.11 (0.42) | −0.03 (0.46) | −0.19 (0.41) | |
| RBC_MT (mg/g Hb) | Baseline | 63.02 (21.84) | 60.21 (18.98) | 68.37 (28.21) |
| Week 8 | 62.73 (15.73) | 62.41 (22.28) | 73.03 (31.06) | |
| Difference | −0.29 (15.45) | 2.20 (18.68) | 4.66 (18.64) | |
| RBC_HB (g/mL) | Baseline | 0.307 (0.04) | 0.32 (0.02) | 0.27 (0.04) |
| Week 8 | 0.312 (0.03) | 0.34 (0.02) | 0.29 (0.03) | |
| Difference | 0.006 (0.03) | 0.02 (0.03) | 0.02 (0.02) | |
| Ferritin (ng/mL) | Baseline | 17.80 (9.57) | 18.14 (14.03) | 20.98 (7.97) |
| Week 8 | 17.33 (11.94) | 15.08 (10.99) | 21.10 (8.96) | |
| Difference | −0.47 (9.42) | −3.06 (10.31) | 0.12 (7.34) | |
| Ceruloplasmin | Baseline | 0.15 (0.05) | 0.146 (0.044) | 0.18 (0.06) |
| Week 8 | 0.17 (0.05) | 0.153 (0.051) | 0.20 (0.09) | |
| Difference | 0.02 (0.06) | 0.007 (0.034) | 0.02 (0.07) | |
| RBC_SOD (U/mL) | Baseline | 3,274.5 (533.9) | 3,805.0 (443.4) | |
| Week 8 | 3,430.0 (99.0) | 3,650.2 (731.5) | ||
| Difference | 155.5 (632.9) | −154.8 (621.4) |
Zinc_1 was 15 mg zinc as glycinate in the morning daily. Zinc_2 was the same dose twice daily, morning and afternoon/evening.
A positive difference indicates an increase.
b.i.d. = two times per day.