Table 2.
Changes in prenatal care use before after Hurricane Michael among different areas.
| Univariate Model | Multivariable Model * | ||||||
|---|---|---|---|---|---|---|---|
| Area A & | Area B & | Area C & | Area A & | Area B & | Area C & | ||
| Whether received PNC services | N | 14,753 | 8719 | 409,899 | 14,753 | 8719 | 409,899 |
| RR@ (95% CI) |
0.992 (0.988, 0.997) |
0.998 (0.993, 1.003) |
1.000 (0.999, 1.001) |
0.994 (0.990, 0.998) |
0.999 (0.994, 1.004) |
1.000 (0.999, 1.001) |
|
| p-value # | 0.001 | 0.382 | - | 0.003 | 0.652 | - | |
| Gestational month of first PNC | N | 12,222 | 7306 | 355,541 | 12,222 | 7306 | 355,541 |
| Difference @ (95% CI) |
0.107 (0.050, 0.165) |
0.094 (0.023, 0.165) |
0.027 (0.016, 0.039) |
0.112 (0.055, 0.169) |
0.088 (0.017, 0.159) |
0.034 (0.023, 0.045) |
|
| p-value # | 0.007 | 0.071 | - | 0.008 | 0.139 | - | |
| Inadequate PNC ^ | N | 12,953 | 7246 | 359,894 | 12,953 | 7246 | 359,894 |
| RR@ (95% CI) |
1.215 (1.145, 1.288) |
1.180 (1.087, 1.281) |
0.999 (0.989, 1.009) |
1.193 (1.127, 1.264) |
1.154 (1.064, 1.251) |
1.0004 (0.991, 1.011) |
|
| p-value # | <0.0001 | <0.0001 | - | <0.0001 | 0.001 | - | |
& Area A = FEMA individual; Area B = FEMA public; Area C = nonaffected; FEMA, Federal Emergency Management Agency; @ Difference: difference in gestational month; RR: cumulative risk ratio, CI: confidence interval, compared year before and after Michael. # p-value is to compare area A and B to area C, respectively. * Adjusting for: mother’s age, education, ethnicity, smoking during pregnancy, and whether in WIC program; ^ Kotelchuck Index: inadequate or intermediate PNC compared to adequate plus/adequate PNC. PNC, prenatal care.