Effect of rail transit on travel behavior : A systematic review and meta-analysis

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

3 Scopus Citations
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Detail(s)

Original languageEnglish
Article number103882
Journal / PublicationTransportation Research Part D: Transport and Environment
Volume122
Online published20 Aug 2023
Publication statusPublished - Sept 2023

Abstract

Recent research has treated new rail transit systems as ‘natural experiments’, and while they have generally resulted in increased ridership, the underlying reasons for this remain unclear. To address this, we undertook a systematic review and meta-analysis of natural experiment studies published between 2000 and 2023 to synthesize the effect of rail transit on various travel behavior. We selected a total of sixteen studies for review, of which eight were suitable for meta-analysis. The pooled results showed that the introduction of rail transit significantly increased the mode share of rail while significantly decreasing the mode share of bus and car, and vehicle miles traveled (VMT). Our findings suggest that rail transit has the potential to promote sustainable travel behavior. However, to establish a more reliable association, further high-quality research is needed to examine the nuanced context, extend the follow-up duration, incorporate objective measures, and appropriately define the control group. © 2023 Elsevier Ltd.

Research Area(s)

  • Meta-analysis, Natural experiment, Systematic review, Travel behavior, Urban rail transit