A Case Control Study on Risk Factors Associated with Low Birth Weight Babies in Eastern Nepal

Table 3

Multivariate regression analysis for possible predictors of LBW.

Characteristics	AOR	AOR at 95% CI	value
Maternal weight
≤45 kg	1.81	0.36–9.15	0.473
45–55 kg	2.14	0.63–7.26	0.224
≥55 kg	Ref.
Maternal height
≤1.45 meters	20.38	4.87–85.22	<
1.46–1.55 meters	1.81	0.64–5.12	0.262
>1.55 meters	Ref.
Time of 1st ANC visit
First trimester	0.03	0.002–0.51
Second trimester	0.99	0.44–2.25	0.986
Third trimester	Ref.
ANC visit (number)
1-2	172.79	23.57–1266.67
3-4	5.93	2.26–15.59
>4	Ref.
Iron supplementation
1–90 days	0.58	0.23–1.49	0.256
91–180 days	Ref.
Calcium supplementation
No	1.56	0.57–4.29	0.388
1–90 days	3.57	1.22–10.42
91–180 days	Ref.
Blood group
A	1.18	0.48–2.92	0.716
AB	0.17	0.04–0.76
B	Ref.
O	1.29	0.51–3.33	0.590
Maternal education
Illiterate	5.69	1.83–17.68
Literate	Ref.
Any illness during pregnancy
Yes	4.24	1.90–9.44	<
No	Ref.
Hypertension
Yes	19.44	3.11–121.52
No	Ref.
Anaemia
Yes (Hb < 12 gm/dL)	1.27	0.59–2.71	0.534
No (Hb ≥ 12 gm/dL)	Ref.
Maternal age
<20	0.36	0.12–1.08	0.069
20–29	Ref.
≥30	0.15	0.04–0.53
BMI
Thin (<18.5 kg/m^2)	0.91	0.13–6.42	0.928
Normal (18.5–24.99 kg/m^2)	0.19	0.05–0.70
Overweight (≥25 kg/m^2)	Ref.
Per-capita income
<$1.25 per day	1.17	0.54–2.57	0.691
≥$1.25 per day	Ref.
House type
Katcha	2.89	1.12–7.47
Pucca	Ref.

Significant (); AOR in bold denotes being significant.