Table 2 Risk factors for total underweight in children aged less than 5 years

Household member

<=3

ref.

4–6

0.91

(0.82–1.00)

> = 7

1.00

(0.88–1.13)

Age (Months)

0–5

ref.

6–11

1.17

(0.98–1.39)

12–23

1.98

(1.69–2.32)^***

24–35

2.58

(2.20–3.03)^***

36–47

2.44

(2.07–2.88)^***

48–59

2.35

(1.98–2.77)^***

Gender

Male

ref.

Female

0.96

(0.90–1.03)

Area

Urban

ref.

Rural

0.96

(0.86–1.07)

Division

Dhaka

ref.

Barisal

1.04

(0.91–1.19)

Chittagong

1.11

(0.99–1.24)

Khulna

0.85

(0.75–0.96)^**

Rajshahi

0.90

(0.79–1.02)

Rangpur

0.98

(0.87–1.11)

Sylhet

1.38

(1.20–1.60)^***

Education of mother

None

ref.

Primary incomplete

1.02

(0.91–1.14)

Primary complete

0.96

(0.85–1.07)

Secondary incomplete

0.84

(0.75–0.94)^**

Secondary complete or higher

0.77

(0.64–0.93)^**

Education of father

None

ref.

Primary incomplete

0.98

(0.88–1.09)

Primary complete

0.97

(0.87–1.09)

Secondary incomplete

0.88

(0.79–0.98)^*

Secondary complete or higher

0.72

(0.62–0.84)^***

Wealth index quintile

Poorest

ref.

Second

0.90

(0.82–0.99)^*

Middle

0.82

(0.73–0.91)^***

Fourth

0.67

(0.59–0.77)^***

Richest

0.44

(0.37–0.53)^***

Child drank plain water yesterday

Yes

ref.

No

1.27

(1.12–1.43)^***

Child drank milk yesterday

Yes

ref.

No

1.07

(0.98–1.17)

Child ate vitamins yesterday

Yes

ref.

No

0.96

(0.84–1.09)

Toilet facility

Flush latrine

ref.

Pit latrine

1.04

(0.94–1.16)

Hanging latrine

1.11

(0.95–1.30)

Others

1.02

(0.86–1.22)

Salt iodization test

Not iodized 0 PPM

ref.

More than 0 PPM and less than 15 PPM

0.96

(0.87–1.06)

15 PPM or more

0.90

(0.82–0.98)^*

No salt in the household

0.80

(0.55–1.16)

Number of under five children

1.02

(0.93–1.11)