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. 2022 Oct 13;2022:9333328. doi: 10.1155/2022/9333328

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Copyright © 2022 Jiansheng Li et al.

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Quality control test results of electrocardiograph and B-ultrasound. (a) shows that the initial inspection pass rate of the ECG machine in 2018 was 100%, and the pass rate after maintenance was 100%. The pass rate of the initial inspection in 2020 is 93.18%, the pass rate after maintenance is 100%, and the pass rate of the initial inspection in 2022 is 100%, and the pass rate after maintenance is 100%. (b) shows that the initial inspection pass rate of B-ultrasound quality control inspection in 2018 was 85.56%, and the pass rate after maintenance was 92.22%. The pass rate of initial inspection in 2020 is 93.63%, the pass rate after maintenance is 100%, and the pass rate of preliminary inspection in 2022 is 89.80%, and the pass rate after repair is 100%.