Vitamin A deficiency during pregnancy of HIV infected and non-infected women in tropical settings of Northwest Ethiopia

Table 4 Relationship between serum vitamin A level with age and body mass index (BMI)

Variables	N	Serum retinol (μmol/L) Mean ± SD	P value
Age (Years)
< 20	20	1.09+0.44	0.070
21-30	274	1.06+0.45
31-40	73	1.04+0.48
41+	4	0.88+0.57
BMI (kg/m²)
<18.5	34	0.89 ± 0.43	0.024
>18.5	444	1.08 ± 0.45

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