{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"0.68","upperLimit":"0.83","value":"0.77"}]}],"title":"Open phase duration of PES"},{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"0.33","upperLimit":"0.42","value":"0.36"}]}],"title":"Close phase duration of PES"},{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"0.64","upperLimit":"2.16","value":"0.99"}]}],"title":"Relative Shimmer"},{"categories":[{"measurements":[{"groupId":"OG000","lowerLimit":"1.55","upperLimit":"4.98","value":"2.94"}]}],"title":"Relative Jitter"}],"denoms":[{"counts":[{"groupId":"OG000","value":"55"}],"units":"Participants"}],"description":"The development of the biomechanical model of the PES aims to quantify non-stationary pharyngoesophageal vibrations and draw conclusions about the temporal characteristics of tissue stiffness, oscillating mass, pressure, and geometric distributions within the PES. The biomechanical model identifies mathematical dependencies and analyses extracted time signals of the PES opening and contours (i.e. the opening and closing of the vibrating mucosa of the PES). The PES waveform allows calculation of relative shimmer (%), relative jitter (%), and the duration of the open and closed phases (%), or the percentage of open or closed time of the PES, which is calculated from the PES waveform using the formulas listed in reference 5.","dispersionType":"Inter-Quartile Range","groups":[{"description":"Patients who have undergone total laryngectomy and completed minimal their 6-month period without disease after surgery and post-operative treatments such as radiotherapy or chemotherapy.\n\nThe development of the biomechanical model of the PES in order to quantify non-stationary pharyngoesophageal vibrations and drawing conclusions on the temporal characteristics of tissue stiffness, oscillating mass, pressure, and geometric distributions within the PES. The biomechanical model identify mathematical dependencies and analyse extracted time signals of the PES opening and contours (i.e. the opening and closing of the vibrating mucosa of the PES).","id":"OG000","title":"The Results of PES Vibration Analysed With the Biomechanical Model - Central Tendency and Dispersion"}],"paramType":"MEDIAN","reportingStatus":"POSTED","timeFrame":"3 months","title":"The Results of Pharyngoesophageal Segment (PES) Vibration Analysed With the Biomechanical Model Obtained by High - Speed Video Endoscopy - Central Tendency and Dispersion - Open and Closed Phase Duration (%), Relative Shimmer and Relative Jitter","type":"PRIMARY","unitOfMeasure":"percentage (%)"}