Table 1
Birth characteristics of the study members
Birth weight (kg)
No
Gestational age (weeks)
No
<1.5
3
<32
1
1.5–2.49
47
32–36
40
2.5–3.49
551
37–42
774
3.5–4.49
423
>42
100
⩾4.5
13
Unknown
122