Fig. 3From: 1-kHz high-frequency spinal cord stimulation alleviates chronic refractory pain after spinal cord injury: a case reportThe patient’s pain and sleep progress pre- and post-SCS implantation. The patient’s subjective numerical values concerning all of the questionnaire surveys (NRS, Pain Catastrophizing Scale, Pain Self-Efficacy Questionnaire, Athens Insomnia Scale) improved after SCS implantationBack to article page