Low back pain is one of the most frequent problems for which Americans seek medical care. According to one study, about 25% of adults in the US have experienced low back pain of at least 1 day's duration over the past 3 months.1
The latest guideline on noninvasive treatments for low back pain from the American College of Physicians reviews the evidence for various therapies.2 Which are effective—and which are unlikely to be helpful? Answers can be found in the following 5-question quiz.
1. Fill in the blanks: Acute back pain is defined as lasting less than ___ weeks, while chronic back pain lasts ____ weeks or more.
A. 1 weeks, 6 weeks
B. 2 weeks, 8 weeks
C. 3 weeks, 10 weeks
D. 4 weeks, 12 weeks
Please click below for answer, discussion, next question.
1. Deyo RA, Mirza SK, Martin BI. Back pain prevalence and visit rates: estimates from U.S. national surveys, 2002. Spine. 2006;31:2724-2727.
2. Qaseem A, Wilt TJ, McLean RM, Forciea MA, for the Clinical Guidelines Committee of the American College of Physicians. Noninvasive treatments for acute, subacute, and chronic low back pain: a clinical practice guideline from the American College of Physicians. Ann Intern Med. 2017;166:514-530.