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Pedestrian Signals

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The impact of pedestrian countdown signals on pedestrian-motor vehicle collisions: a reanalysis of data from a quasi-experimental study.
Richmond SA, Willan AR, Rothman L, Camden A, Buliung R, Macarthur C, Howard A.
Inj Prev. 2014 Jun;20(3):155-8.

Rationale for inclusion: Pedestrian countdown signals INCREASED pedestrian-MVC's by 26% in Toronto.

CAVEAT: Re-review of previous data showing no difference

Citations - 12 (as of July 2017)

Pedestrian behavior at signalized pedestrian crossings.
Krsto Lipovac; Milan Vujanic; Bojan Maric; and Miladin Nesic.
J Transp Eng , February 2013, Vol. 139, No. 2 : pp. 165-172.

Rationale for inclusion: Noted increased jaywalking at signals without countdown timers than with.  Most effective with female pedestrians and those over 40.

Citations - 31 (as of July 2017)

Are pedestrian countdown signals effective in reducing crashes?
Pulugurtha SS, Desai A, Pulugurtha NM.
Traffic Inj Prev. 2010 Dec;11(6):632-41.

Rationale for inclusion: Noted decrease in both pedestrian-vehicle collisions AND vehicle-vehicle collisions at intersections in Charlotte, North Carolina.

CAVEAT: Small single-city study

Citations - 24 (as of July 2017)

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