Table 3.
Adjusted OR (95% CI) of spontaneous abortions and stillbirths according to maternal anthropometry – Brazil, DHS/2006
| Maternal anthropometry |
Spontaneous abortions |
Stillbirths |
Total deaths |
|---|---|---|---|
| Adjusted a OR (95%CI) | Adjusted a OR (95%CI) | Adjusted a OR (95%CI) | |
|
Maternal BMI (Kg/m
2
) | |||
| Underweight (<18.5) |
0.44 (0.19-1.02) |
0.06 (0.01-0.48)
*
|
0.37 (0.16-0.83) |
| Normal (18.5-24.9) |
1.00 |
1.00 |
1.00 |
| Overweight (25–29.9) |
1.02 (0.64-1.64) |
1.07 (0.43-2.67) |
1.04 (0.68-1.59) |
| Obese 1 (≥ 30 -34.99) |
1.14 (0.63-2.05) |
2.16 (0.82-5.73) |
1.29 (0.76-2.17) |
| Obese 2–3 (≥ 35) |
2.49 (1.45-4.26)
*
|
2.51 (0.46-13.74) |
2.54 (1.49-4.31)
*
|
|
Maternal BMI (per 1 Kg/m
2
) |
1.05 (1.01-1.08)
*
|
1.06 (1.00-1.13) |
1.05 (1.02-1.08)
*
|
|
Maternal WC (cm) | |||
| Normal (< 80) |
1.00 |
1.00 |
1.00 |
| Overweight (80–87.9) |
0.91 (0.58-1.43) |
1.32 (0.48-3.67) |
0.96 (0.64-1.46) |
| Obese (≥ 88) |
1.30 (0.80-2.10) |
2.91 (1.32-6.44)
*
|
1.51 (1.00-2.31) |
|
Maternal WC (per 1 cm) |
1.02 (1.00-1.03)
*
|
1.03 (1.00-1.06) |
1.02 (1.01-1.04)
*
|
|
Maternal WHR | |||
| 1st quartile |
1.00 |
1.00 |
1.00 |
| 2nd quartile |
0.98 (0.59-1.64) |
0.89 (0.25-3.21) |
0.97 (0.61-1.54) |
| 3rd quartile |
1.18 (0.73-1.92) |
1.40 (0.48-4.12) |
1.21 (0.78-1.89) |
| 4th quartile |
1.51 (0.89-2.59) |
3.17 (1.17-8.56)
*
|
1.75 (1.09-2.81)
*
|
| Maternal WHR (per 0.1) | 1.32 (1.03-1.69) * | 1.65 (1.06-2.57) * | 1.39 (1.12-1.73) * |
Notes: aAdjusted for maternal age group, parity, skin color, household income, maternal education and maternal smoking status. BMI Body Mass Index, WC Waist Circumference, WHR Waist-to-Height Ratio, OR Odds Ratio, SE Standard Error, 95%CI 95% Confidence Interval; * p < 0.05.