Figure 2From: Evaluation of the immediate effect of acupuncture on pain, cervical range of motion and electromyographic activity of the upper trapezius muscle in patients with nonspecific neck pain: study protocol for a randomized controlled trialFlow sequence diagram of data recording. (EV1, pain and cervical range of motion evaluation; EV2, Second pain and cervical range of motion evaluation, EV3, Third pain and cervical range of motion evaluation; EV4, Fourth pain and cervical range of motion evaluation; EMG-1, First electromyographic evaluation ; EMG-2, Second electromyographic evaluation; ROM, Range of motion; EMG, Electromyography; MVC, Maximal voluntary contraction).Back to article page