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Table 4 Univariate and multivariate analysis of the effect of socio-demographic factors on preconceptional FA intake (n = 350)

From: Correlates of knowledge on birth defects and associated factors among antenatal mothers in Galle, Sri Lanka: a cross-sectional analytical study

Characteristic

Univariate analysis

Multivariate analysis

ORb

95% CI

p value

ORb

95% CI

p value

Age (years)

  ≤ 24

2.0

1.2–3.4

0.007

2.1

1.2–3.7

0.009

 25–34a

      

  ≥ 35

1.0

0.5–2.0

0.957

0.8

0.4–1.5

0.437

Monthly income (Sri Lankan Rupees)

  ≤ 24,000

3.4

1.7–6.7

0.000

2.0

0.9–4.2

0.072

 25–49,000

2.4

1.2–4.6

0.009

1.9

1.0–3.8

0.049

  ≥ 50000a

      

Educational level of the mother

 Up to secondary school

2.6

1.6–4.4

0.000

2.0

1.1–3.6

0.019

 Above secondary schoola

      

Parity

 Primiparousa

      

 Multiparous

2.0

1.3–3.2

0.002

2.4

1.4–3.9

0.001

  1. aReference category , bOR- Odds Ratio