Table 3.
Results (Rate Ratios and 95% CIs) of Generalized Linear Autoregressive Moving Average (GLARMA) models for counts of alcohol-involved motor vehicle crashes per 1 million population; Brisbane, Australia (n = 339 weeks).
| Model 1: All |
Model 2: All |
Model 3: Short only |
Model 4: Long only |
Model 5: Small only |
Model 6: Large only |
|
|---|---|---|---|---|---|---|
| Lag 0 | ||||||
| Checkpoints* | 1.15 (1.05,1.25) | 1.23 (1.12,1.36) | 1.12 (1.01,1.24) | 1.41 (1.12,1.77) | 1.48 (1.23,1.79) | 1.09 (0.97,1.22) |
| Duration per checkpoint** | 1.02 (0.99,1.06) | |||||
| Devices per checkpoint | 0.99 (0.98,1.00) | |||||
| Tests per checkpoint*** | 1.00 (0.96,1.03) | |||||
| Lag 1 | ||||||
| Checkpoints* | 0.92 (0.84,1.01) | 0.88 (0.80,0.97) | 0.92 (0.83,1.03) | 0.85 (0.67,1.07) | 0.84 (0.69,1.01) | 0.94 (0.83,1.06) |
| Duration per checkpoint** | 1.01 (0.97,1.05) | |||||
| Devices per checkpoint | 1.00 (1.00,1.01) | |||||
| Tests per checkpoint*** | 1.02 (0.99,1.06) | |||||
| Lag 2 | ||||||
| Checkpoints* | 0.96 (0.87,1.05) | 0.95 (0.86,1.05) | 0.93 (0.84,1.04) | 1.05 (0.84,1.31) | 1.00 (0.83,1.21) | 0.93 (0.83,1.05) |
| Duration per checkpoint** | 1.01 (0.98,1.05) | |||||
| Devices per checkpoint | 1.00 (0.99,1.00) | |||||
| Tests per checkpoint*** | 1.02 (0.98,1.05) | |||||
| Covariates (Lag 0) | ||||||
| Number of Holidays | 1.00 (0.95,1.06) | 0.99 (0.94,1.05) | 1.01 (0.96,1.07) | 0.99 (0.93,1.04) | 0.98 (0.92,1.03) | 1.01 (0.96,1.07) |
| Precipitation | 1.06 (0.98,1.14) | 1.04 (0.97,1.13) | 1.06 (0.98,1.14) | 1.05 (0.97,1.13) | 1.06 (0.99,1.15) | 1.05 (0.98,1.14) |
| Days with Precipitation | 1.01 (0.99,1.03) | 1.01 (0.99,1.04) | 1.01 (0.98,1.03) | 1.01 (0.99,1.03) | 1.01 (0.98,1.03) | 1.01 (0.99,1.03) |
| Mean Temperature | 1.00 (0.98,1.02) | 1.00 (0.98,1.02) | 1.00 (0.98,1.02) | 1.00 (0.98,1.02) | 1.00 (0.98,1.02) | 1.00 (0.98,1.02) |
| Season+ | ||||||
| Spring | 1.01 (0.91,1.12) | 1.01 (0.92,1.12) | 1.01 (0.91,1.11) | 1.01 (0.91,1.12) | 1.00 (0.90,1.11) | 1.01 (0.92,1.12) |
| Summer | 0.93 (0.82,1.05) | 0.93 (0.82,1.05) | 0.93 (0.83,1.05) | 0.93 (0.82,1.05) | 0.93 (0.82,1.05) | 0.94 (0.83,1.06) |
| Winter | 1.06 (0.93,1.20) | 1.06 (0.93,1.21) | 1.06 (0.93,1.20) | 1.05 (0.93,1.20) | 1.06 (0.93,1.21) | 1.06 (0.93,1.2) |
| Week | 1.69 (1.45,1.97) | 1.61 (1.37,1.88) | 1.68 (1.45,1.95) | 1.70 (1.46,1.99) | 1.69 (1.45,1.97) | 1.67 (1.44,1.94) |
| Week Squared | 0.65 (0.56,0.76) | 0.69 (0.59,0.81) | 0.66 (0.57,0.76) | 0.65 (0.56,0.75) | 0.66 (0.57,0.76) | 0.66 (0.57,0.76) |
| Annual Cosine | 0.98 (0.93,1.04) | 0.99 (0.93,1.04) | 0.98 (0.94,1.04) | 0.99 (0.94,1.04) | 0.99 (0.94,1.04) | 0.98 (0.94,1.04) |
| Annual Sine | 1.01 (0.95,1.06) | 1.00 (0.95,1.06) | 1.01 (0.96,1.06) | 1.00 (0.95,1.05) | 1.00 (0.95,1.06) | 1.01 (0.96,1.06) |
*
checkpoints were scaled by 10.
**
duration was scaled by 10 minutes.
***
tests were scaled by 100.
+
Autumn is the reference season