Table 5.
Intake and meeting requirements for vitamins in the study group.
| Overall intake | Needs * | Intake | p-value** | % below requirements | ||||
|---|---|---|---|---|---|---|---|---|
| Min–Max | Mean ±SD/Median | Organic | Conventional | Organic | Conventional | |||
| Mean ±SD/Median | Mean ±SD/Median | % | % | |||||
| Vitamin A (μg) | 505.5–22043 | 1482.0 | 500–630 | 1571.6 | 1473.2 | 0.285 | 0 | 4 |
| Vitamin E (mg) | 2.06–38.20 | 8.98 | 8–10 | 9.73 | 6.18 | 0.015 | 43 | 68 |
| Vitamin D (μg) | 0.84–24.21 | 3.93 | 15 | 4.53 | 3.84 | 0.392 | 93 | 96 |
| Vitamin C (mg) | 6.16–506.5 | 87.58 | 60–75 | 115.2 | 70.11 | < 0.001 | 14 | 52 |
| Vitamin B1 (mg) | 0.62–3.21 | 1.46 | 0.9–1.1 | 1.51 | 1.24 | 0.113 | 7 | 24 |
| Vitamin B2 (mg) | 0.80–7.16 | 1.94 | 0.9–1.1 | 2.17 | 1.69 | 0.027 | 0 | 4 |
| Vitamin PP (mg) | 8.68–63.43 | 25.16 | 11–12 | 26.56 | 20.95 | 0.159 | 4 | 4 |
| Vitamin B6 (mg) | 0.85–4.42 | 2.28 ± 0.81 | 1.1–1.4 | 2.60 ± 0.71 | 1.93 ± 0.78 | 0.002 | 0 | 16 |
| Vitamin B12 (μg) | 1.26–103.3 | 4.22 | 2 | 5.32 | 3.16 | 0.050 | 7 | 12 |
| Folate (μg) | 70.34–695.5 | 286.0 | 320 | 352.0 | 238.1 | < 0.001 | 39 | 76 |
Needs estimated on the basis of Standards for the Polish population (23); Bolded values statistically significant; *Needs (according to EAR / AI) depending on age and gender; **Student t-test for normal distribution and the U Mann–Witney's test for a distribution different from normal.