It turns out that flexitarians & semi-vegetarians might, at least if you're a female in college in the US, but vegetarians (& those pesky pesco-vegetarians' - hee hee just pulling your fins pesco's it was just too tempting not to).
It seems the semis & flexies are motivated by weight control, while veggies & pescies are motived by ethical concerns, so the the former control food intake, the latter do not. If they'd have included vegans they'd have found we went out of our way to get decent grub!!!!! Damn, I'm hungry again just talking about food, time to go feed in minute!
Anyway, Here's the abstract