Spine
-
Retrospective cohort study. ⋯ 3.
-
A retrospective matched-cohort comparative study. ⋯ 3.
-
Retrospective analysis. ⋯ 4.
-
A retrospective review of radiographic data and functional outcomes. ⋯ 3.
-
A retrospective review (2001-2014) was conducted using prospectively collected data at a level I trauma center. ⋯ 3.