The Intergenerational Effects on Birth Weight and Its Relations to Maternal Conditions, São Paulo, Brazil
Table 3
Length at birth in the lower quartile (≤47.5 cm)—Group III.
Variable
Chi2
Spearman's Rho
OR
OR lower
OR upper
Maternal birth weight1 <2.500 g
0.757
0. 011
1.1
0.6
2.0
Maternal birth weight1 ≥3.500 g
0
−0.154
3.2**
1.8
5.7
Maternal age ≤19 years or ≥35 years
0.175
0.049
1.4
0.9
2.4
Smoking during pregnancy2
0.012
0.091
1.7
1.1
2.6
Alcohol use during pregnancy2
0.619
−0.018
1.2**
0.5
2.9
Illicit drug use during pregnancy2
0.004
0.105
4.3
1.5
12.6
Arterial hypertension2
0.713
−0.013
1.1**
0.6
2.2
Diabetes mellitus2
0.673*
0.011
1.3
0.2
6.7
Urinary tract infections2
0.606
0.019
1.1
0.8
1.6
Leukorrhoea2
0.875
0.006
1.0
0.7
1.6
Others infectious diseases2
0.181
−0.048
1.6**
0.8
3.4
Anemia2
0.395*
−0.040
1.7**
0.7
4.5
Oligohydramnios2 or polyhydramnios2
0.205
0.046
1.7
0.7
4.2
Noncommunicable diseases2
0.425
0.029
1.2
0.8
1.9
Maternal depression during pregnancy2
0.262*
0.043
2.1
0.6
7.7
Maternal height <157 cm
0.012
0.091
1.6
1.1
2.2
Gestational age (269–273 days)3
0
0.134
2.0
1.4
2.9
Surgical cesarean section
0.672
−0.015
1.1**
0.8
1.6
Fisher test. With homogenization signal, if OR <1, then consider OR = 1/OR. (—) Cell with zero occurrences, undefined OR.
1Maternal birth weight in grams.
2Maternal habits and diseases during pregnancy.
3Gestational age in days (269–273) = gestational age varying from 38 weeks and 3 days to 39 weeks.