Estimating cost of road traffic injuries in Iran using willingness to pay (WTP) method.

We aimed to use the willingness to pay (WTP) method to calculate the cost of traffic injuries in Iran in 2013. We conducted a cross-sectional questionnaire-based study of 846 randomly selected road users. WTP data was collected for four scenarios for vehicle occupants, pedestrians, vehicle drivers,...

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Main Authors: Elaheh Ainy, Hamid Soori, Mojtaba Ganjali, Henry Le, Taban Baghfalaki
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2014-01-01
Series:PLoS ONE
Online Access:https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0112721&type=printable
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author Elaheh Ainy
Hamid Soori
Mojtaba Ganjali
Henry Le
Taban Baghfalaki
author_facet Elaheh Ainy
Hamid Soori
Mojtaba Ganjali
Henry Le
Taban Baghfalaki
author_sort Elaheh Ainy
collection DOAJ
description We aimed to use the willingness to pay (WTP) method to calculate the cost of traffic injuries in Iran in 2013. We conducted a cross-sectional questionnaire-based study of 846 randomly selected road users. WTP data was collected for four scenarios for vehicle occupants, pedestrians, vehicle drivers, and motorcyclists. Final analysis was carried out using Weibull and maximum likelihood method. Mean WTP was 2,612,050 Iranian rials (IRR). Statistical value of life was estimated according to 20,408 fatalities 402,314,106,073,648 IRR (US$13,410,470,202 based on purchasing power parity at (February 27th, 2014). Injury cost was US$25,637,870,872 (based on 318,802 injured people in 2013, multiple daily traffic volume of 311, and multiple daily payment of 31,030 IRR for 250 working days). The total estimated cost of injury and death cases was 39,048,341,074$. Gross national income of Iran was, US$604,300,000,000 in 2013 and the costs of traffic injuries constituted 6·46% of gross national income. WTP was significantly associated with age, gender, monthly income, daily payment, more payment for time reduction, trip mileage, drivers and occupants from road users. The costs of traffic injuries in Iran in 2013 accounted for 6.64% of gross national income, much higher than the global average. Policymaking and resource allocation to reduce traffic-related death and injury rates have the potential to deliver a huge economic benefit.
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spelling doaj.art-145523bc2d994a07be9ca875dc7796b32025-02-22T05:32:06ZengPublic Library of Science (PLoS)PLoS ONE1932-62032014-01-01912e11272110.1371/journal.pone.0112721Estimating cost of road traffic injuries in Iran using willingness to pay (WTP) method.Elaheh AinyHamid SooriMojtaba GanjaliHenry LeTaban BaghfalakiWe aimed to use the willingness to pay (WTP) method to calculate the cost of traffic injuries in Iran in 2013. We conducted a cross-sectional questionnaire-based study of 846 randomly selected road users. WTP data was collected for four scenarios for vehicle occupants, pedestrians, vehicle drivers, and motorcyclists. Final analysis was carried out using Weibull and maximum likelihood method. Mean WTP was 2,612,050 Iranian rials (IRR). Statistical value of life was estimated according to 20,408 fatalities 402,314,106,073,648 IRR (US$13,410,470,202 based on purchasing power parity at (February 27th, 2014). Injury cost was US$25,637,870,872 (based on 318,802 injured people in 2013, multiple daily traffic volume of 311, and multiple daily payment of 31,030 IRR for 250 working days). The total estimated cost of injury and death cases was 39,048,341,074$. Gross national income of Iran was, US$604,300,000,000 in 2013 and the costs of traffic injuries constituted 6·46% of gross national income. WTP was significantly associated with age, gender, monthly income, daily payment, more payment for time reduction, trip mileage, drivers and occupants from road users. The costs of traffic injuries in Iran in 2013 accounted for 6.64% of gross national income, much higher than the global average. Policymaking and resource allocation to reduce traffic-related death and injury rates have the potential to deliver a huge economic benefit.https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0112721&type=printable
spellingShingle Elaheh Ainy
Hamid Soori
Mojtaba Ganjali
Henry Le
Taban Baghfalaki
Estimating cost of road traffic injuries in Iran using willingness to pay (WTP) method.
PLoS ONE
title Estimating cost of road traffic injuries in Iran using willingness to pay (WTP) method.
title_full Estimating cost of road traffic injuries in Iran using willingness to pay (WTP) method.
title_fullStr Estimating cost of road traffic injuries in Iran using willingness to pay (WTP) method.
title_full_unstemmed Estimating cost of road traffic injuries in Iran using willingness to pay (WTP) method.
title_short Estimating cost of road traffic injuries in Iran using willingness to pay (WTP) method.
title_sort estimating cost of road traffic injuries in iran using willingness to pay wtp method
url https://journals.plos.org/plosone/article/file?id=10.1371/journal.pone.0112721&type=printable
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AT mojtabaganjali estimatingcostofroadtrafficinjuriesiniranusingwillingnesstopaywtpmethod
AT henryle estimatingcostofroadtrafficinjuriesiniranusingwillingnesstopaywtpmethod
AT tabanbaghfalaki estimatingcostofroadtrafficinjuriesiniranusingwillingnesstopaywtpmethod