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Fig. 2 | BMC Musculoskeletal Disorders

Fig. 2

From: A study comparing outcomes between obese and nonobese patients with lumbar disc herniation undergoing surgery: a study of the Swedish National Quality Registry of 9979 patients

Fig. 2

Improvement in Numeric Rating Scale (NRS) leg pain, NRS back pain, and Oswestry Disability Index (ODI) in relation to body mass index (BMI; kg/m2) class. BMI mean 19 includes patients with BMI 18.5 – < 19.5, BMI mean 20 those with BMI 19.5—< 20.5 and so on. n = 9678 for leg pain, 9676 for back pain and 9681 for ODI. Data are presented as the means with 95% confidence intervals

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