Persistent pain’s slow recovery
Answer: Opinions on the clinical course of low back pain vary, with studies saying short-term recovery rates can range from 39–76%.
A group of Australian and Brazilian researchers has therefore carried out a systematic review. The group searched for prospective studies of acute or persistent low back pain. They screened more than 20,000 records and identified 33 unique cohorts containing a total of 11,166 patients presenting with pain.
For acute cases, the mean pain score