Education level
1 = Nil
2 = Primary
3 = Secondary
4 = Tertiary

Anaemia
0 = No
1 = Yes

0 = No
1 = Active
2 = Passive

0 = Normal
1 = SGA

Sex of baby
0 = Male
1 = Female

Mode of delivery
1 = Normal
2 = Induced
3 = Forceps/Vacuum
4 = Caesarian