Fig. 3From: Pulsatile dry cupping in chronic low back pain – a randomized three-armed controlled clinical trialPain intensity measured by Visual Analogue Scale at 4 and 12 weeks. Legend Fig. 3: VAS, 0–100 mm; 0 = no pain, 100 mm = maximum intensity †low vacuum vs high vacuum, ‡ control vs high vacuum, ‘control vs low vacuumBack to article page