Mean serum vitamin D levels ± SD* (ng/ml) | ||||
---|---|---|---|---|
<4 years (a) (N = 44) | 2–6 years (b) (N = 55) | >6 years (c) (N = 115) | p-value | CI** |
16.313 ± 6.877 | 14.56 ± 5.946 | 12.616 ± 6.566 | ||
Statistical comparison between patient sub-groups | ||||
Sub-group (a) with (b) | 0.18 | −8.30 to 4.336 | ||
Sub-groups (a) with (c) | 0.001 | 1.43 to 5.96 | ||
Sub-group (b) with (c) | 0.069 | −0.15 to 4.03 |