Table 1: Characteristics of mothers and neonates.

Variable %Mean ± SDMedianRange

Maternal age
(years old)
10,577 30.8 ± 3.531.0 16–49
 <20200.2
 20–242652.5
 25–293,56133.7
 30–345,25749.7
 35–391,36312.9
 ≥401111.0
Gestational age (weeks)10,57739.1 ± 1.23932–42
 <36570.5
 361651.6
 376696.3
 382,13620.2
 393,15729.8
 403,36131.8
 411,0149.6
 42180.2
Birth weight (kg)10,5773.36 ± 0.383.351.66–6.70
 ≤2.501181.1
 2.51–3.001,69316.0
 3.01–3.505,34950.6
 3.51–4.002,95627.9
 >4.004614.4
Sex of neonates10,577
 Male5,45651.6
 Female5,12148.4
Mode of delivery10,571
 V/D7,78173.6
 C/S2,79026.4
ABO blood group of neonates10,577
 A3,66934.7
 B2,85427.0
 O2,84426.9
 AB1,21011.4    

V/D: vaginal delivery; C/S: Cesarean section; SD: standard deviation.