I would be surprised, but this matches what the researchers found. There was always someone who complained, no matter which tint was used… so no single choice will please everyone. However, the tints which had the fewest complaints were rosy to a degree of approximately –10 to –15 mduv.
It may also relate to the old idiom about rose-colored glasses. The phrase didn’t come from nowhere. Humans, in general, seem to find a touch of pink to be a bit more pleasant. Meanwhile, the counter-idiom of jade-colored glasses (or being jaded) refers to a more unpleasant outlook.
The ones I see discussed most often are the Lee minus-green filters. For example: