Methods
The current study performs regression analysis at the state level, considering obesity rate, existence of a primary seatbelt law, the fraction of drivers who are women, annual vehicle miles travelled per resident, and per capita personal income as predictors of the seatbelt usage rates in each state. Hence, data measuring these factors at the state level were needed.
MethodsThe current study performs regression analysis at the state level, considering obesity rate, existence of a primary seatbelt law, the fraction of drivers who are women, annual vehicle miles travelled per resident, and per capita personal income as predictors of the seatbelt usage rates in each state. Hence, data measuring these factors at the state level were needed.
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