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Table 2 Estimated traffic safety effects of milled rumble strips on rural roads with 90 km/h including corrections for RTM. 95% confidence intervals

From: Effectiveness and acceptability of milled rumble strips on rural two-lane roads in Sweden

Crash Type

Injury crashes

Fatalities and seriously injured, FSI

All crashes

−3.5 ± 8.9

−20.3 ± 13.2

Single vehicle crashes

0.4 ± 11.8

−26.7 ± 18.0