Table 3. Regression model results for factors that influence birth rate without including BMI.
| Variable Included in Model | Estimate | CI 2.5% | CI 97.5% | P-value | Adjusted P-value |
|---|---|---|---|---|---|
| Covariates | |||||
| Average Temperature 1961–1990 | 0.65 | 0.205 | 0.819 | 0.001 | 0.009 |
| GDP per Capita in 2016 | 7.26 X 10−5 | -5.07 X 10−5 | 1.96 X 10−4 | 0.246 | 1 |
| PM 2.5 | -0.038 | -0.307 | 0.232 | 0.781 | 1 |
|
Interaction Terms (term 1 : term 2) |
|||||
| Temperature: GDP | -2.05 X 10−5 | -3.01 X 10−5 | -1.10 X 10−5 | 3.40 X 10−5 | 2.38 X 10−4 |
| Temperature: PM 2.5 | 0.007 | -0.004 | 0.019 | 0.195 | 1 |
| GDP: PM 2.5 | -1.50 X 10−6 | -5.13 X 10−6 | 2.14 X 10−6 | 0.417 | 1 |
P-values are bold if they are significant (<0.05), and rows containing significant terms are shown in grey