Mean Platelet Volume Reflect Hematopoietic Potency and Correlated Blood Group O in Cord Blood from Healthy Newborn

Table 1

Characteristics of mothers and neonates.

Variable	𝑛	%	Mean ± SD	Median	Range
Maternal age; (years old)	10,577		30.8 ± 3.5	31.0	16–49
<20	20	0.2
20–24	265	2.5
25–29	3,561	33.7
30–34	5,257	49.7
35–39	1,363	12.9
≥40	111	1.0
Gestational age (weeks)	10,577		39.1 ± 1.2	39	32–42
<36	57	0.5
36	165	1.6
37	669	6.3
38	2,136	20.2
39	3,157	29.8
40	3,361	31.8
41	1,014	9.6
42	18	0.2
Birth weight (kg)	10,577		3.36 ± 0.38	3.35	1.66–6.70
≤2.50	118	1.1
2.51–3.00	1,693	16.0
3.01–3.50	5,349	50.6
3.51–4.00	2,956	27.9
>4.00	461	4.4
Sex of neonates	10,577
Male	5,456	51.6
Female	5,121	48.4
Mode of delivery	10,571
V/D	7,781	73.6
C/S	2,790	26.4
ABO blood group of neonates	10,577
A	3,669	34.7
B	2,854	27.0
O	2,844	26.9
AB	1,210	11.4

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