Additional file 5 of Effectiveness and safety of techniques for cervical spine immobilization in mountain rescue

Supplementary Material 5. Figure S1: Comparative plots without (a) and with (b) smoothing. The x-axis shows the measurement times (frames), recorded at a frequency of 240 per second [Hz], while the y-axis shows the angle changes [°]. Figure S2: Schematic overview of the evaluation steps. Figure S3: Proposal for a possible procedure for patient care with regard to cervical spine immobilization in mountain rescue based on the findings of this study. Table S1: Placement of the sensors [21]. Table S2: Anthropometric data of the test subject [21].