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Background: To assess the effect of visual function on the occurrence of road traffic accidents (RTA) amongst Commercial Intercity Vehicle Drivers in Jos, Plateau State, Nigeria. Methodology: A descriptive cross-sectional survey of commercial intercity vehicle drivers at the Bauchi Road Motor Park, Jos, was undertaken in November 2006. The study instrument was a semi-structured questionnaire. Information obtained included demographic data, operational route, history of involvement in road traffic accident (RTA), cause of RTA and ocular history. Each participant had a detailed ocular examination. Data from 221 subjects were collected and entered into Epi-info version 6.04d, WHO, Geneva, Switzerland. Data entry validation was done through duplicate entry. Frequency tables were then generated. Results: A total of 221 of 268 drivers were assessed (response rate was 82.5%). All the drivers were males. Their age ranged from 20-90 years (mean: 44.2, SD 9.2). Up to 58(26.2%) drivers reported involvement in RTA. The main causes of RTAs were burst tyre 10(17.2%), reckless driving 9(15.5%), sleep 8(13.8%) and pedestrians 8(13.8%). Four persons (6.9%) complained of poor visibility at night. The age group 20-29 years and >50 years had the highest proportion of drivers involved in RTA as 33.3% (3/9) and 29.2% (19/58) of drivers in this age group reported involvement in RTA respectively. Three (5.2%) drivers with history of involvement in RTA had a VA of |
