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The aims of this study were to compare the aerobic fitness level of working patients who have recurrent low back pain with those of healthy age- and gender-matched controls, and to investigate the relationship of aerobic fitness level with pain intensity, general health, perceived disability, fear-avoidance beliefs and self-efficacy.

Aerobic fitness in patients at work despite recurrent low back pain: A cross-sectional study with healthy age- and gender-matched controls