Erratum to “Propensity score methods for road safety evaluation: Practical suggestions from a simulation study" [Accid. Anal. Prev. 158 (2021) 106200

Yingheng Zhang, Haojie Li, N. N. Sze, Gang Ren

Research output: Journal article publicationComment/debate/erratumAcademic research


The publisher regrets some errors in the published paper. The publisher would like to apologise for any inconvenience caused. Updated version is as below: Page 3, first formula: [Formula presented] Page 3, second formula: [Formula presented] Page 3, third formula (overlap): [Formula presented] Page 3 section 2.2, derivations: (1) Because [Formula presented] (i.e., observed outcomes) is [Formula presented] when [Formula presented], we have [Formula presented].(2) By iterated expectations, we have [Formula presented].(3) By unconfoundedness, we have [Formula presented].(4) And because [Formula presented], the right-hand side cancels to give [Formula presented], from which we have [Formula presented] as desired (Williamson et al., 2012). Similarly, [Formula presented]. Page 3 section 2.2, ATT estimation: [Formula presented] Page 3 section 2.2 last paragraph, King and Nielsen (2019): Reference: King, G., Nielsen, R., 2019. Why Propensity Scores Should Not Be Used for Matching. Political Analysis, 27(4), 435–454.

Original languageEnglish
Article number106257
Pages (from-to)106257
Number of pages1
JournalAccident Analysis and Prevention
Publication statusPublished - 1 Sep 2021

ASJC Scopus subject areas

  • Human Factors and Ergonomics
  • Safety, Risk, Reliability and Quality
  • Public Health, Environmental and Occupational Health

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