Global prevalence of hospital admissions for low back pain: a systematic review with meta-analysis.

Objectives: To determine the proportion of low back pain presentations that are admitted to hospital from the emergency department (ED), the proportion of hospital admissions due to a primary diagnosis of low back pain and the mean hospital length of stay (LOS), globally.

Methods: We searched MEDLINE, CINAHL, EMBASE, Web of Science, PsycINFO and LILACS from inception to July 2022. Secondary data were retrieved from publicly available government agency publications and international databases.