Unobserved heterogeneity and temporal instability in the analysis of work-zone crash-injury severities

M Islam, N Alnawmasi, F Mannering - Analytic methods in accident …, 2020 - Elsevier
In the state of Florida, work-zone related crashes and their resulting injury severities have
been increasing recently, particularly over the 2015 to 2017 time period. In the current study …

Accounting for unobserved heterogeneity and spatial instability in the analysis of crash injury-severity at highway-rail grade crossings: A random parameters with …

SS Ahmed, F Corman, PC Anastasopoulos - Analytic methods in accident …, 2023 - Elsevier
Crashes at highway-rail grade crossings often result in higher proportion of injury and fatality
of the vehicle occupants as compared to other crash types, necessitating in-depth …

The temporal stability of factors affecting driver-injury severities in single-vehicle crashes: Some empirical evidence

A Behnood, FL Mannering - Analytic methods in accident research, 2015 - Elsevier
This study explores the temporal stability of factors affecting driver-injury severities in single-
vehicle crashes. Using data for single-vehicle crashes in Chicago, Illinois from a nine-year …

Analysis of injury severity of rear-end crashes in work zones: A random parameters approach with heterogeneity in means and variances

M Yu, C Zheng, C Ma - Analytic methods in accident research, 2020 - Elsevier
Rear-end crash is the predominant crash type in work zones. This study employs a random
parameters logit approach with heterogeneity in means and variances to investigate factors …

An analysis of single-vehicle truck crashes on rural curved segments accounting for unobserved heterogeneity

M Islam, P Hosseini, M Jalayer - Journal of safety research, 2022 - Elsevier
Introduction: Medium to large truck crashes, particularly on rural curved roadways, lead to a
disproportionately higher number of fatalities and serious injuries relative to other passenger …

Analysis of passenger-car crash injury severity in different work zone configurations

M Osman, R Paleti, S Mishra - Accident Analysis & Prevention, 2018 - Elsevier
Work zone safety remains a priority to the Federal Highway Administration, State Highway
Departments, highway engineers, and the traveling public. Work zones create a hospitable …

Temporal stability of factors influencing driver-injury severities in single-vehicle crashes: A correlated random parameters with heterogeneity in means and variances …

C Se, T Champahom, S Jomnonkwao… - Analytic methods in …, 2021 - Elsevier
Undoubtedly, single-vehicle crashes remain a major concern for roadway users and
highway administrators, especially in low-and middle-income developing countries, where …

A temporal analysis of driver-injury severities in crashes involving aggressive and non-aggressive driving

M Islam, F Mannering - Analytic methods in accident research, 2020 - Elsevier
Aggressive driving has become a national traffic-safety concern, with increasing congestion
and other stress-inducing factors making it more likely drivers take out their frustrations by …

Analysis of injury severity of large truck crashes in work zones

M Osman, R Paleti, S Mishra, MM Golias - Accident Analysis & Prevention, 2016 - Elsevier
Work zones are critical parts of the transportation infrastructure renewal process consisting
of rehabilitation of roadways, maintenance, and utility work. Given the specific nature of a …

A latent class approach for driver injury severity analysis in highway single vehicle crash considering unobserved heterogeneity and temporal influence

H Yu, Z Li, G Zhang, P Liu - Analytic methods in accident research, 2019 - Elsevier
Temporal variation has been recognized as one of the major sources of unobserved
heterogeneity in traffic safety research that has not been completely addressed. Overlooking …