A note on out-of-sample prediction, marginal effects computations, and temporal testing with random parameters crash-injury severity models

Q Hou, X Huo, J Leng, F Mannering - Analytic methods in accident …, 2022 - Elsevier
Random parameters logit models have become an increasingly popular method to
investigate crash-injury severities in recent years. However, there remain potential elements …

Evidence of sample selectivity in highway injury-severity models: The case of risky driving during COVID-19

M Islam, A Alogaili, F Mannering, M Maness - Analytic methods in accident …, 2023 - Elsevier
Research in highway safety continues to struggle to address two potentially important
issues; the role that unobserved factors may play on resulting crash and injury-severity …

Temporal stability of pedestrian injury severity in pedestrian-vehicle crashes: New insights from random parameter logit model with heterogeneity in means and …

A Zamani, A Behnood, SR Davoodi - Analytic Methods in Accident …, 2021 - Elsevier
Pedestrians can be categorized as the most vulnerable road users since they have less
protection compared to other road users, which makes their safety of utmost importance for …

Differences between day and night pedestrian-injury severities: Accounting for temporal and unobserved effects in prediction

A Alogaili, F Mannering - Analytic methods in accident research, 2022 - Elsevier
This study explores the differences between day and night pedestrian-injury severities in
vehicle–pedestrian crashes over a five-year period using data from the state of Kansas …

Addressing unobserved heterogeneity in the analysis of bicycle crash injuries in Scotland: A correlated random parameters ordered probit approach with …

G Fountas, A Fonzone, A Olowosegun… - Analytic Methods in …, 2021 - Elsevier
This paper investigates the determinants of injury severities in single-bicycle and bicycle-
motor vehicle crashes by estimating correlated random parameter ordered probit models …

Empirical comparison of the effects of urban and rural crashes on motorcyclist injury severities: A correlated random parameters ordered probit approach with …

C Se, T Champahom, S Jomnonkwao… - Accident Analysis & …, 2021 - Elsevier
In Thailand in 2016, more than 70% of all deaths due to road accidents were motorcyclist
deaths. This study uses a correlated random parameters ordered probit model with …

Evaluating gender differences in injury severities of non-helmet wearing motorcyclists: accommodating temporal shifts and unobserved heterogeneity

C Wang, M Ijaz, F Chen, Y Zhang, J Cheng… - Analytic methods in …, 2022 - Elsevier
With rapid growth in motorcycle use and relatively low helmet-wearing usage rates, injuries
and fatalities resulting from motorcycle crashes in Pakistan are a critical concern. To …

The impact of weekday, weekend, and holiday crashes on motorcyclist injury severities: Accounting for temporal influence with unobserved effect and insights from out …

C Se, T Champahom, S Jomnonkwao… - Analytic methods in …, 2022 - Elsevier
This paper examines the differences between weekday, weekend, and holiday crashes on
the severity of motorcyclist injury using four-year motorcycle crash data in Thailand from …

Spatiotemporal instability analysis of injury severities in truck-involved and non-truck-involved crashes

C Wang, F Chen, Y Zhang, J Cheng - Analytic methods in accident …, 2022 - Elsevier
The truck involvement could potentially increase the crash frequency and resulted injury
outcomes and it is of great necessity to understand the similarities and differences in the …

A temporal assessment of distracted driving injury severities using alternate unobserved-heterogeneity modeling approaches

N Alnawmasi, F Mannering - Analytic methods in accident research, 2022 - Elsevier
This study explores temporal shifts in the effects of explanatory variables on the injury
severity outcomes of crashes involving distracted driving. Using data from distracted driving …