Table 4.
Risk factors for severe maternal morbidity in the multivariable analysis
| Multivariate analysis according to the hierarchical model | OR | Adjusted OR | 95% CI | p-value |
|---|---|---|---|---|
|
Age |
|
|||
| 20-34 |
1.00 |
1.00 |
|
|
| < 20 |
0.73 |
0.73 |
0.39-1.37 |
|
| ≥ 35 |
3.26 |
3.11 |
1.53-6.31 |
< 0.01 |
|
Previous hypertension |
|
|||
| No |
1.00 |
1.00 |
|
|
| Yes |
2.91 |
2.52 |
1.09-5.80 |
0.03 |
|
History of abortion |
|
|
|
|
| No |
1.00 |
1.00 |
|
|
| Yes |
1.72 |
1.61 |
0.97-2.68 |
0.07 |
|
Number of consultations |
|
|||
| ≥ 6 |
1.00 |
1.00 |
|
|
| 4-5 |
1.65 |
1.78 |
1.05-3.01 |
0.03 |
| 1-3 | 1.86 | 1.89 | 1.03-3.49 | 0.04 |
Sao Luis, 2009.