| Methods | CBA, data collected between Oct 1998 and Sept 2003. RLC installation dates and before/after periods unclear |
| Participants | 23 intersections in Phoenix |
| Interventions | 10 RLC intersections and 13 non‐camera comparison intersections in Phoenix. Comparisons selected on basis of similarity to treated intersections |
| Outcomes | Angle crashes, left turn crashes, rear end crashes |
| Notes | Crashes involving factors such as alcohol, drugs, illness or fatigue were removed. Target crashes within 30 m from intersection determined to be red light related. Results reported for target approaches and all approaches, data extracted for all approaches |
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