a significant trendP = .016
Moreover, there was a significant association ( P = .010) between vitamin D status and sex, there being a higher prevalence of vitamin D insufficiency among the girls (77.5%) than boys (66.1%) Further analysis of the association between vitamin D status and BMI-for-age revealed a significant trend only for the boys (χ 2 = 5.958; P = .016) (Table 4 ).