Evaluate Impact of Sleep Habit on Driving Fatigue and Safety Risk using SHRP 2 Naturalistic Driving Study

Project Description This dataset was used in a study is to evaluate the effects of sleeping habit on driving fatigue and safety risk. The study tested the hypothesis that driver’s sleeping habits influence fatigue and overall driving risk. The analysis used the sleep habit questionnaire collected at baseline, linking it to the prevalence of fatigue observed on baselines and fatigue-related crash and near-crash rate. Data Request Scope The dataset included variables from several driver questionnaires, vehicle information, event detail table entries (for crashes, near-crashes, and baselines), and the trip summary table. Data for all drivers in the study with a valid age group assignment were included. Data Specification A full list of variables included in the dataset are provided in the data dictionary file. Additional information about the questionnaires, vehicle information, event detail and trip summary data can be found in the "Background" section of the InSight website