Table 4 Association between outcome variables (traffic injuries, traffic deaths and case fatality rate) and all predictor variables by the SDM
Outcome variables | Predictor variables | Adjusted IRR | 95% CI | P-value |
|---|---|---|---|---|
Traffic injuries | GDP per capita—log Baht | 1.307 | 1.147–1.489 | < 0.001 |
Region (reference = Bangkok and its vicinity) | ||||
• Central | 1.341 | 0.830–2.166 | 0.230 | |
• Northeastern | 1.564 | 0.832–2.937 | 0.165 | |
• Northern | 1.907 | 0.970–3.749 | 0.061 | |
• Southern | 0.785 | 0.439–1.404 | 0.414 | |
Gasoline—log litre per capita | 1.045 | 0.960–1.139 | 0.308 | |
Accommodation and restaurant businesses—% GDP | 0.997 | 0.992–1.002 | 0.196 | |
Manufacturing and industry businesses—% GDP | 0.994 | 0.990–0.998 | 0.002 | |
Traffic deaths | GDP per capita—log Baht | 1.238 | 1.044–1.469 | 0.014 |
Region (reference = Bangkok and its vicinity) | ||||
• Central | 2.164 | 1.557–3.008 | < 0.001 | |
• Northeastern | 1.887 | 1.246–2.857 | 0.003 | |
• Northern | 2.198 | 1.499–3.225 | < 0.001 | |
• Southern | 1.667 | 0.573–4.847 | 0.348 | |
Gasoline—log litre per capita | 1.090 | 1.001–1.187 | 0.047 | |
Accommodation and restaurant businesses—% GDP | 0.996 | 0.988–1.004 | 0.345 | |
Manufacturing and industry businesses—% GDP | 0.999 | 0.994–1.004 | 0.678 | |
Case fatality rate | GDP per capita—log Baht | 0.971 | 0.789–1.194 | 0.779 |
Region (reference = Bangkok and its vicinity) | ||||
• Central | 1.550 | 0.991–2.423 | 0.055 | |
• Northeastern | 1.223 | 0.732–2.044 | 0.443 | |
• Northern | 1.141 | 0.622–2.095 | 0.430 | |
• Southern | 1.983 | 0.393–10.012 | 0.407 | |
Gasoline—log litre per capita | 1.000 | 0.876–1.142 | 0.999 | |
Accommodation and restaurant businesses—% GDP | 0.997 | 0.992–1.003 | 0.331 | |
Manufacturing and industry businesses—% GDP | 1.006 | 1.001–1.012 | 0.027 | |