Figure 1. Prevalence of Back Pain by Smoking Status.
Back pain was estimated to be present in 23.5% of never-smokers (95% CI, 22.7 - 24.3), 33.1% of former smokers (95% CI, 31.8 - 34.4), and 36.9% of current smokers (95% CI, 35.3 - 38.4)
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