| Methods | CBA with Empirical Bayes analysis, variable amounts of before and after data |
| Participants | 9 signalized intersections in Davenport, Iowa |
| Interventions | 4 RLC intersections (6 intersection approach roads), cameras installed in 2004, 5 non‐camera control intersections in Davenport with similar traffic volumes, crash frequencies and roadway types |
| Outcomes | Total crashes, RLR crashes, RLR rear end crashes (identified from crash reports as ran a red signal) |
| Notes |
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