Table 2.
Changes in perinatal outcomes after Hurricane Michael among different areas, Florida vital statistics, 2017–2019
| Unadjusted model | Adjusted modela | ||||||
|---|---|---|---|---|---|---|---|
|
|
|
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| FEMA individual (Area A) | FEMA public (Area B) | not affected (Area C) | FEMA individual& (Area A) | FEMA public (Area B) | not affected (Area C) | ||
|
| |||||||
| Low birth weight (LBW) | N | 1230/14097 | 693/8508 | 32335/398486 | 1230/14097 | 693/8508 | 32335/398486 |
|
| |||||||
| RR (95%CI) | 1.210 (1.087, 1.347) | 1.125 (0.975, 1.298) | 1.000 (0.979, 1.021) | 1.190 (1.070, 1.323) | 1.095 (0.950, 1.262) | 1.003 (0.982, 1.024) | |
|
| |||||||
| p-value b | 0.001 | 0.109 | – | 0.002 | 0.228 | – | |
|
| |||||||
| Preterm birth (PTB) | N | 1639/13265 | 1069/8141 | 47621/379087 | 1639/13265 | 1069/8141 | 47621/379087 |
|
| |||||||
| RR (95%CI) | 0.976 (0.891, 1.069) | 1.182 (1.057, 1.323) | 1.012 (0.995, 1.029) | 0.958 (0.876, 1.049) | 1.157 (1.034, 1.294) | 1.010 (0.993, 1.027) | |
|
| |||||||
| p-value # | 0.441 | 0.007 | – | 0.264 | 0.018 | – | |
|
| |||||||
| Small for gestational age (SGA) | N | 1691/13265 | 808/8141 | 41949/379066 | 1691/13265 | 808/8141 | 41949/379066 |
|
| |||||||
| RR (95%CI) | 1.136 (1.039, 1.242) | 1.055 (0.925, 1.202) | 0.976 (0.959, 0.994) | 1.111 (1.018, 1.213) | 1.043 0.916, 1.187) | 0.986 (0.968, 1.004) | |
|
| |||||||
| p-value # | 0.001 | 0.254 | – | 0.009 | 0.399 | – | |
RR, relative risk; FEMA, Federal Emergency Management Agency; BMI, body mass index; WIC, Women’s, Infants, and Children’s
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
RR compares the year after Hurricane Michael to the year before; p-value is for the interaction between effect of disaster and area