| Methods | CBA with 5 years of before data and 46 months of after data |
| Participants | 14 intersections in Raleigh, North Carolina |
| Interventions | 6 intersections equipped with RLCs |
| Outcomes | Total crashes, angle crashes, rear end crashes, red light running related crashes (sum of right angle, rear end and left turn crashes), injury crashes |
| Notes | Comparison group with halo effect methodology also included to control for spillover (using subset of comparison sites on same roadway as treated sites) |
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