Country-Level traffic accident trends: analysis using growth mixture models When considering all road types, the number of traffic accident victims showed a decreasing trend until 2017.
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Rising trend in traffic accident mortality in Iran after a decade of decline (2006-2022): time to raise the alarm.
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However, since 2018, an increasing trend has been observed, as estimated by the cubic model.
The quadratic term’s highly significant p -value highlights the importance of this non-linear pattern.