The associations were investigated both with head injury as a binary variable (yes/no) and with head injury in four categories according to head injury severity (no head injury/minimal/mild/moderate head injury).
Only a few studies on selected populations have checked criterion validity by comparing drugs categories head-to-head with their diagnoses-based analogues [ 18].
In a confusing switch of loyalties, Clooney will represent The Descendants in the best actor category, and go head to head with the actor he cast in the leading role in The Ides of March, Ryan Gosling.
In the best actor in a mini-series or TV movie category, Michael Douglas and Matt Damon go head to head for their roles as Liberace and his lover, in the acclaimed HBO drama Behind the Candelabra.
For cis-NATs, they can be grouped into five categories: divergent (head-to-head overlap), convergent (tail-to-tail overlap), containing (full overlap), nearby head-to-head and nearby tail-to-tail according to their relative orientation and degree of overlap.
Speculation at this stage is a little premature, since each book must win its individual category before the couple come head to head for the championship title.
The result will increase anticipation for Sunday's Tony awards ceremony, with the two musicals going head to head in almost every category.
In other categories, X Factor panellists Simon Cowell and Cheryl Fernandez-Versini go head to head as best talent judge, with Britain's Got Talent's David Walliams and Great British Bake Off star Mary Berry completing the list.
The full-length photograph of me was featured in the category "Head to Toe Horrors".
In the weight loss category it has to go head-to-head with rivals like Weight Watchers, Jenny Craig and General Nutrition Centers, among others.
