Intervention group

Control group

P value

n = 10

n = 10

Age of the mother

0.23

<20 years old

2

2

20 - 30 years old

5

6

>30 years old

3

2

Occupation

0.61

Farmer

5

4

Worker

3

4

Official

2

2

Standard of living

0.08

Low

2

1

Middle

6

7

High

2

2

Number of children

Range

1 - 3

1 - 4