Evidence map›Paper›PMID 21684176›Full record

ArticleAnnals of epidemiology2011

Are current law enforcement strategies associated with a lower risk of repeat speeding citations and crash involvement? A longitudinal study of speeding Maryland drivers.

Jingyi Li, Sania Amr, Elisa R Braver, Patricia Langenberg, Min Zhan, Gordon S Smith, Patricia C Dischinger

Abstract read
In one paragraph

Article in Annals of epidemiology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed.

  1. Article
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  5. Fatal motorcycle crashes: a growing public health problem in Cambodia.International journal of injury control and safety promotion · 2015
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Jingyi LiNational Study Center for Trauma & EMS, University of Maryland School of Medicine, Baltimore, MD, USA. jli.epi@gmail.com
Sania Amr
Elisa R Braver
Patricia Langenberg
Min Zhan
Gordon S Smith
Patricia C Dischinger

Funding

Hangovers and Traffic Injuries: Is Alcohol's Influence Greater Than Expected?R01AA018313 · NIAAA · UNIVERSITY OF MARYLAND BALTIMORE · PI SMITH, GORDON STEPHEN · 2010 to 2014
$2.7M
Alcohol Involvement in a Cohort of Trauma Patients: Trends and Future MortalityR01AA018707 · NIAAA · UNIVERSITY OF MARYLAND BALTIMORE · PI SMITH, GORDON STEPHEN · 2010 to 2014
$1.5M
NIAAA NIH HHS R01 AA018313NIAAA NIH HHS R01 AA018707
6 · The paper itself

Abstract

purposeTo determine whether traffic court appearances and different court verdicts were associated with risk of subsequent speeding citations and crashes.

methodsA cohort of 29,754 Maryland drivers ticketed for speeding who either went to court or paid fines by mail in May/June 2003 was followed for 3 years. Drivers appearing in court were categorized by verdicts: 1) not guilty, 2) suspension of prosecution/no prosecution (STET/NP), 3) case dismissed, 4) probation before judgment (PBJ) and fines, or 5) fines and demerit points. Cox proportional hazard models were used to estimate adjusted hazard ratios (AHR).

resultsCourt appearances were associated with lower risk of subsequent speeding citations (AHR = 0.92; 95% confidence interval [CI], 0.88-0.96), but higher risk of crashes (AHR = 1.25; 95% CI, 1.16-1.35). PBJ was associated with significantly lower repeat speeding tickets (AHR = 0.83; 95% CI, 0.75-0.91) and a non-significant decrease in crashes (AHR = 0.87; 95% CI, 0.75-1.02). Both repeat speeding tickets and subsequent crashes were significantly lower in the STET/NP group.

conclusionsPBJ and STET/NP may reduce speeding and crashes, but neither verdict eliminated excess crash risk among drivers who choose court appearances. Randomized, controlled evaluations of speeding countermeasures are needed to inform traffic safety policies.

Indexed as

Accidents, TrafficAdultAutomobile DrivingCohort StudiesFees and ChargesFemaleHumansLicensureMaleMarylandMiddle AgedModels, StatisticalRiskYoung Adult

Identifiers

PMID21684176
PMCPMC3915799

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.