Table 3.
Perinatal outcomes by timing of pregnancy relative to Hurricane Michael within each area
| Unadjusted | Adjustinga for maternal characteristics | |||||
|---|---|---|---|---|---|---|
|
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| OR | 95%CI | OR | 95%CI | |||
|
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| Low birth weight (LBW) | ||||||
|
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| Area Ab (N=1230/14097) | ||||||
|
| ||||||
| 3rd trimester vs beforec | 0.891 | 0.721 | 1.100 | 0.884 | 0.715 | 1.094 |
|
| ||||||
| 2nd trimester vs before | 1.156 | 0.965 | 1.385 | 1.145 | 0.955 | 1.374 |
|
| ||||||
| 1st trimester vs before | 1.270 | 1.052 | 1.532 | 1.247 | 1.032 | 1.507 |
|
| ||||||
| Within 2 months after vs before | 1.397 | 1.150 | 1.698 | 1.361 | 1.118 | 1.656 |
|
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| Area B (N=693/8508) | ||||||
|
| ||||||
| 3rd trimester vs before | 0.686 | 0.504 | 0.936 | 0.65 | 0.483 | 0.900 |
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| ||||||
| 2nd trimester vs before | 0.949 | 0.739 | 1.22 | 0.917 | 0.712 | 1.181 |
|
| ||||||
| 1st trimester vs before | 1.106 | 0.861 | 1.421 | 1.085 | 0.843 | 1.398 |
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| ||||||
| Within 2 months after vs before | 1.322 | 1.022 | 1.711 | 1.293 | 0.998 | 1.677 |
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| Area C (N=32335/398486) | ||||||
|
| ||||||
| 3rd trimester vs before | 0.645 | 0.618 | 0.674 | 0.645 | 0.617 | 0.674 |
|
| ||||||
| 2nd trimester vs before | 1.005 | 0.970 | 1.041 | 1.006 | 0.971 | 1.043 |
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| ||||||
| 1st trimester vs before | 0.979 | 0.944 | 1.016 | 0.994 | 0.957 | 1.031 |
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| Within 2 months after vs before | 1.013 | 0.972 | 1.056 | 1.017 | 0.975 | 1.060 |
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| Preterm birth (PTB) | ||||||
|
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| Area A (N=1639/13265) | ||||||
|
| ||||||
| 3rd trimester vs before | 0.567 | 0.462 | 0.696 | 0.557 | 0.453 | 0.684 |
|
| ||||||
| 2nd trimester vs before | 0.888 | 0.754 | 1.046 | 0.878 | 0.745 | 1.035 |
|
| ||||||
| 1st trimester vs before | 1.036 | 0.876 | 1.225 | 1.013 | 0.856 | 1.199 |
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| ||||||
| Within 2 months after vs before | 1.116 | 0.937 | 1.328 | 1.080 | 0.906 | 1.288 |
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| Area B (N=1069/8141) | ||||||
|
| ||||||
| 3rd trimester vs before | 0.591 | 0.451 | 0.775 | 0.578 | 0.441 | 0.759 |
|
| ||||||
| 2nd trimester vs before | 1.161 | 0.952 | 1.417 | 1.132 | 0.927 | 1.382 |
|
| ||||||
| 1st trimester vs before | 1.241 | 1.013 | 1.521 | 1.223 | 0.997 | 1.500 |
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| ||||||
| Within 2 months after vs before | 1.233 | 0.989 | 1.539 | 1.203 | 0.963 | 1.502 |
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| Area C (N=47621/379087) | ||||||
|
| ||||||
| 3rd trimester vs before | 0.591 | 0.569 | 0.614 | 0.588 | 0.567 | 0.611 |
|
| ||||||
| 2nd trimester vs before | 1.050 | 1.019 | 1.081 | 1.046 | 1.015 | 1.077 |
|
| ||||||
| 1st trimester vs before | 1.008 | 0.977 | 1.039 | 1.015 | 0.983 | 1.047 |
|
| ||||||
| Within 2 months after vs before | 0.982 | 0.948 | 1.017 | 0.981 | 0.947 | 1.017 |
|
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| Small for gestational age (SGA) | ||||||
|
| ||||||
| Area A (N=1691/13265) | ||||||
|
| ||||||
| 3rd trimester vs before | 1.141 | 0.967 | 1.347 | 1.135 | 0.959 | 1.342 |
|
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| 2nd trimester vs before | 1.089 | 0.931 | 1.275 | 1.067 | 0.910 | 1.251 |
|
| ||||||
| 1st trimester vs before | 1.090 | 0.921 | 1.29 | 1.063 | 0.896 | 1.261 |
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| Within 2 months after vs before | 1.332 | 1.124 | 1.577 | 1.291 | 1.087 | 1.533 |
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| Area B (N=808/8141) | ||||||
|
| ||||||
| 3rd trimester vs before | 1.003 | 0.783 | 1.286 | 0.98 | 0.762 | 1.259 |
|
| ||||||
| 2nd trimester vs before | 0.975 | 0.774 | 1.227 | 0.951 | 0.754 | 1.200 |
|
| ||||||
| 1st trimester vs before | 1.194 | 0.953 | 1.496 | 1.184 | 0.942 | 1.487 |
|
| ||||||
| Within 2 months after vs before | 1.097 | 0.853 | 1.411 | 1.090 | 0.845 | 1.405 |
|
| ||||||
| Area C (N=41949/379066) | ||||||
|
| ||||||
| 3rd trimester vs before | 0.968 | 0.936 | 1.001 | 0.971 | 0.939 | 1.004 |
|
| ||||||
| 2nd trimester vs before | 0.985 | 0.955 | 1.016 | 0.994 | 0.963 | 1.026 |
|
| ||||||
| 1st trimester vs before | 0.969 | 0.938 | 1.001 | 0.991 | 0.959 | 1.025 |
|
| ||||||
| Within 2 months after vs before | 0.958 | 0.923 | 0.995 | 0.971 | 0.935 | 1.008 |
a
LBW adjusting for: mother’s education, age, ethnicity, smoking during pregnancy, and whether in WIC program; PTB, SGA adjusting for: mother’s age, education, ethnicity, pre-pregnancy BMI, smoking during pregnancy, and whether in WIC program
b
Before: gave birth before Hurricane Michael
c
Area A=FEMA individual; Area B=FEMA public; Area C=non-affected