Fig. 2From: Physical therapy for patients with low back pain in Germany: a survey of current practiceApplication frequency of treatment modalities for chronic LBP LBP: Low back pain; PENS: Percutaneous electrical nerve stimulation; TENS: Transcutaneous electrical nerve stimulation; “↑↑” = strong recommendation for a treatment; “↑”: recommendation for a treatment; “↔”: open recommendation; “↓”: recommendation against a treatment; “↓↓” = strong recommendation against a treatmentBack to article page