Variable | Description | Codes/Values/Unit |
---|---|---|
Age | Age of parent | 0 = under 20, 1 = 20 years old to 34 years old, 2 = 35 years old and above |
Residence | Indicator of the residential area of a parent | 0 = rural, 1 = urban |
Antecedents | Indicator on whether a new born is the first or not | 0 = Not the first new born, 1 = first newborn, |
Abortion | Indicator on whether a parent aborted previously | 0 = not aborted, 1 = aborted once, 2 = aborted more than once |
Childbirth Gender | Type of childbirth Gender of a newborn | 0 = born using ventouse, 1 = born naturally, 2 = born after surgery 0 = female, 1 = male |
Number | Indicator of the number of births at a time | 0 = singleton, 1 = multiple |
APGAR | Score of appearance, pulse, grimaces, activity and respiration of a newborn | 0 = APGAR less than 4/10, 1 = APGAR from 4/10 to 6/10, 2 = APGAR greater or equal to 7/10 |
Weight | Weight of a newborn | 0 = under 2500 g, 1 = 2500 g to 4500 g, 2 = above 4500 g |
Head | Head circumference of a newborn | 0 = below 32 cm, 1 = 32 cm to 36 cm, 2 = above 36 cm |
Height | Height of a new born | 0 = below 46 cm, 1 = 46 cm to 54 cm, 2 = above 54 cm |
Time | Time from recruitment to study termination | Days |
Event | Indicator describing if death occurred during the study time or not | 0 = censored, 1 = dead |
n events | Indicator on the rank of records per subject | 1 = first record, 2 = second record |