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Lin, Zheng, Shen, Zheng, and Wu: Survey and Analysis of Current State of Ventilator Alarms in the Intensive Care Unit

























        FigURE 1. Alarm name and number of alarms.




        TABlE 2. The Result of the Intervention
                                         Clinician’s medical     Clinical engineering and     Alarm elimination by
                                           intervention         nurse’s equipment correction       silencing

         Number of alarms                       11                        343                        132
         Proportion                           2.26%                      70.58%                     27.16%





        TABlE 3. Overview of Alarm Data
              Time            Total         Meaningful alarm         Meaningless alarm      Rate of meaningful alarm
          st
         1  day                50                 43                        7                       86.00%
         2  day                46                 31                        15                      67.39%
          nd
          rd
         3  day                36                 28                        8                       77.78%
          th
         4  day                45                 39                        6                       86.36%
         5  day                59                 46                        13                      77.97%
          th
          th
         6  day                69                 44                        25                      63.77%
          th
         7  day                48                 31                        17                      64.58%
          th
         8  day                48                 34                        14                      70.83%
          th
         9  day                45                 29                        16                      64.44%
           th
         10  day               40                 29                        11                      72.50%
         Total                486                 354                      132                       ——
         Average              46.8                35.4                     13.2                     73.16%








        39                                                         J Global Clinical Engineering Special Issue 1: 37-41; 2018
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