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Fig. 2 | BMC Musculoskeletal Disorders

Fig. 2

From: Are paraspinous intramuscular injections of botulinum toxin a (BoNT-A) efficient in the treatment of chronic low-back pain? A randomised, double-blinded crossover trial

Fig. 2

Pain intensity at D0,30, 90 and 120 for patients treated by Botulinum toxin A (BoNT-A) (group A) or by placebo (group B). Pain intensity was measured on a horizontal visual analogue scale 100 mm long, with « no pain » written on one end and « maximum pain » on the other. The question asked was: “How was the intensity of your low-back pain over the last 8 days?”

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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