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Table 3 Risk factors for children with VAD and low serum Vitamin A status (univariate analysis) (n = 357)

From: The survey of serum retinol of the children aged 0~4 years in Zhejiang Province, China

Variable

Odds ratio

95% confidence interval

P-value

Age (per unit increase in month)

0.76

0.38–1.07

< 0.001

Residential regions(urban vs rural)

4.65

1.52–8.74

< 0.001

Average education years of parents (per unit increase in year of education)

0.84

0.75–0.94

0.003

Oral administration of vitamin A capsule(no vs yes)

0.42

0.18–1.12

0.005