Table 3.
Comparison between studied groups regarding laboratory data.
| GI N = 40 | GII N = 44 | GIII N = 45 | p-values | |||
|---|---|---|---|---|---|---|
| GI vs GII | GI vs GIII | GII vs GIII | ||||
| Hb (g/dL) | ||||||
| Range | 12.8–15.0 | 11.9–14.4 | 10.9–13.3 | 0.04* | 0.006* | 0.049* |
| Mean ± SD | 13.9 ± 0.6 | 12.8 ± 0.6 | 12.1 ± 0.6 | |||
| Iron (μg/dL) | ||||||
| Range | 57–121 | 38–103 | 32–132 | 0.001* | 0.001* | 0.3 |
| Mean ± SD | 80.6 ± 17.1 | 62.7 ± 13.1 | 58.3 ± 18.02 | |||
| Vit D3 (ng/mL) | ||||||
| Range | 39–67 | 7.1–46 | 6.1–38.6 | 0.007* | < 0.001* | 0.02* |
| Mean ± SD | 51.8 ± 7.5 | 17.7 ± 8.4 | 10.5 ± 5.6 | |||
| Zn/Cu ratio | ||||||
| Range | 0.77–0.99 | 0.73–0.91 | 0.51–0.75 | 0.08 | < 0.001* | 0.005* |
| Mean ± SD | 0.87 ± 0.1 | 0.75 ± 0.09 | 0.53 ± 0.17 | |||
GI; control group, GII; learning disabilities, GIII; autism spectrum disorder, N; number, SD; standard deviation, Hb; hemoglobin, Vit D3; Vitamin D3, Zn/Cu; Zinc/Copper, *p-value < 0.05 = significant.