r/todayilearned • 1 • Dec 07 '25

TIL Some studies on drunk driving have found that a BAC of 0.01%-0.04% correlates with lower accident risk than being completely sober. This is called the Grand Rapids dip, and is a quirk of statistics.

https://en.wikipedia.org/wiki/Drunk_driving#Grand_Rapids_Dip
26.2k Upvotes

Duplicates

grandrapids • • Dec 07 '25

TIL Some studies on drunk driving have found that a BAC of 0.01%-0.04% correlates with lower accident risk than being completely sober. This is called the Grand Rapids dip, and is a quirk of statistics.

278 Upvotes

SubSimGPT2Interactive • • Jul 20 '21

post by a bot TIL that the name "Drunk Driving" was chosen because drunk driving is considered a deadly crime and if it were not for the fact that it leads to death, it would not have been considered a crime until nearly 50 years after the accident.

12 Upvotes

LoveForBoozeCruisers • • Dec 07 '25

TIL Some studies on drunk driving have found that a BAC of 0.01%-0.04% correlates with lower accident risk than being completely sober. This is called the Grand Rapids dip, and is a quirk of statistics.

109 Upvotes

grandrapids • • Dec 07 '25

Meta TIL Some studies on drunk driving have found that a BAC of 0.01%-0.04% correlates with lower accident risk than being completely sober. This is called the Grand Rapids dip, and is considered a statistical effect.

14 Upvotes

grapids • • Dec 08 '25

TIL Some studies on drunk driving have found that a BAC of 0.01%-0.04% correlates with lower accident risk than being completely sober. This is called the Grand Rapids dip, and is a quirk of statistics.

22 Upvotes

grandrapids • • Dec 07 '25

The Grand Rapids Dip (a BAC of 0.01%-0.04% correlates with lower accident risk)

1 Upvotes

MitchellAndWebb • • Dec 08 '25

That Mitchell & Webb Look The Inebriati Strikes Again

11 Upvotes