“…Of the sixteen included studies [8,11,12,13,14,15,16,17,18,19,21,22,23,24,25,26] that met the inclusion criteria, thirteen were retrospective studies [8,11,12,13,14,15,16,17,21,22,23,24,25]; nine were retrospective cohort studies [8,11,12,15,17,22,23,24,25], one was a retrospective case series [21], one was a retrospective descriptive study [16], one was a case-control study [13], and one was a large retrospective observational database study [14]. Three were prospective studies [18,19,26]; two prospective cohort studies [19,26], and one prospective observational cohort study [18].…”