Table 2.
Dietary intake of migraine patients who received either zinc supplement or placebo throughout the trial
| Zinc groupa | Placebo groupb | t | df | P-value* | |
|---|---|---|---|---|---|
| Energy (Kcal) | 1737.0 ± 183.7 | 1957.1 ± 148.4 | −0.93 | 67 | 0.35 |
| Proteins (g/d) | 68.9 ± 6.7 | 75.6 ± 5.4 | − 0.77 | 67 | 0.44 |
| Carbohydrates (g/d) | 78.6 ± 10.6 | 246.8 ± 22.3 | − 6.78 | 48.6 | < 0.001 |
| Fats (g/d) | 213.9 ± 30.2 | 154.6 ± 30.6 | 1.37 | 67 | 0.17 |
| Calcium (mg/d) | 934.0 ± 130.5 | 921.8 ± 149.1 | 0.06 | 67 | 0.95 |
| Magnesium (mg/d) | 293.5 ± 31.8 | 299.9 ± 27.1 | −0.15 | 67 | 0.87 |
| Phosphorous (mg/d) | 1350.4 ± 124.4 | 1736.4 ± 246.0 | −1.38 | 67 | 0.17 |
| Zinc (mg/d) | 8.1 ± 0.6 | 10.2 ± 0.7 | − 2.27 | 67 | 0.02 |
| Fiber (g/d) | 16.0 ± 1.7 | 20.7 ± 2.9 | −1.37 | 67 | 0.17 |
All values are presented as mean (SE)
aReceived zinc capsule containing 220 mg zinc sulfate one time per day
bReceived placebo capsule containing lactose one time per day
*Obtained from independent sample t-test