Of the originally assigned drivers, those who did not attend the group meeting (approximately one in three) were not included in the analysis. The aim was to 'sell' the need for good driving habits and involved discussion of the general factors leading to poor driving (n=244).Ĭontrol: This group received no form of driver education (n=196).Īfter 24 months, the number of participants who had been involved in a crash, plus the total number of crashes and traffic offences for each group. Intervention: Group driver improvement meeting, lasting one hour. Allocation concealment: The method of allocation was not reported.īlinding of outcome assessment: Unclear from the trial report.ĭrivers who were eligible for 'driver improvement effort' in California, during December 1958 and March 1959 (n= 440).
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