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

Table 2

Maternal risk factors associated with low birth weight babies.

Characteristics	⁢Case		⁢Controls		OR (95% CI)	value
		Percentage		Percentage
Maternal age (years)
<20	35	22.01	26	16.36	1.52 (0.86–2.71)	>0.05
20–29	98	61.63	111	69.81	1
≥30	26	16.36	22	13.83	1.34 (0.71–2.51)
Maternal weight
≤45 kg	80	50.31	39	24.50	4.91 (2.64–9.11)	<0.001
45–55 kg	56	35.23	65	40.9	2.06 (1.13–3.77)
≥55 kg	23	14.46	55	34.60	1
Maternal height
≤1.45 meters	85	53.50	15	9.43	11.09 (5.27–23.33)	<0.001
1.46–1.55 meters	51	32.08	99	62.27	1.01 (0.55–1.85)
>1.55 meters	23	14.46	45	28.30	1
BMI
<18.5	26	16.35	14	8.80	0.93 (0.53–1.63)	0.12
18.5–24.99	102	64.15	113	71.07	1.92 (0.85–4.34)
≥25	31	19.50	32	20.13	1
Parity
1	93	58.49	98	61.63	0.97 (0.60–1.56)	0.41
2	52	32.71	53	33.33	1
3 or more	14	8.80	8	5.03	1.78 (0.69–4.61)
Interpregnancy interval
<24 months	23	29.87	14	18.18	2.65 (1.16–6.06)	0.03
24–48 months	26	33.76	42	54.55	1
>48 months	28	36.36	21	27.27	2.15 (1.02–4.55)
Total	77		77
Socioeconomic status
Upper lower	78	44.65	70	44.03	1.50 (0.78–2.92)	0.48
Lower middle	61	38.36	62	38.99	1.33 (0.67–2.62)
Upper middle	20	12.58	27	16.98	1

Significant (); lower class also included; OR in bold denotes being significant.