Table 1

Characteristics of Maternal-Infant Pairs in Relation to Mode of Delivery


Total (N = 37)
Vaginal Delivery (N = 22)
Cesarean Section (N = 15)
p-value


N (%)
Race/Ethnicity




     White
25 (67.6)
14 (63.6)
11 (73.3)

     Black
3 (8.1)
2 (9.1)
1 (6.7)

     Hispanic
8 (21.6)
5 (22.7)
3 (20.0)

     Others
1 (2.7)
1 (4.6)
0 (0)
0.83
Gender




     Male
21 (56.8)
12 (54.5)
9 (60)

     Female
16 (43.2)
10 (45.5)
6 (40)
1.00
Maternal history of atopy*
22 (59.5)
14 (63.6)
8 (53.3)
0.53
Maternal smoking during pregnancy
2 (5.4)
1 (4.6)
1 (6.7)
1.00
NICU admission
1 (2.7)
0 (0)
1 (6.7)
0.41

Mean (range)
Maternal age, years
33.3 (17.9–43.2)
31.9 (17.9–40.6)
35.3 (25.8–43.2)
0.08
Neonatal birth weight, kg
3.4 (2.2–4.4)
3.3 (2.2–4.3)
3.6 (3.0–4.4)
0.03
Neonatal gestational age, weeks
39.0 (36.0–41.0)
38.9 (36.0–41.0)
39.1 (37.0–41.0)
1.00
Neonatal birth length, cm
49.7 (44.0–53.0)
49.5 (44.0–53.0)
50.0 (46.0–53.0)
0.48
APGAR at 5 minutes
8.7 (1–10)
8.9 (8.0–10.0)
8.4 (1.0–10.0)
0.98

*Atopy = doctor diagnosed asthma, eczema, hay fever, or allergies

Ly et al. Clinical and Molecular Allergy 2006 4:13   doi:10.1186/1476-7961-4-13

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