Chinese Journal of Rehabilitation Theory and Practice ›› 2024, Vol. 30 ›› Issue (4): 493-496.doi: 10.3969/j.issn.1006-9771.2024.04.016

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Inter-rater reliability of Medical Research Council muscle strength test in pediatric intensive care unit

LU Kai1a, LIU Yuxin1b, WANG Sujuan1a(), CHEN Weiming1b(), XU Yetao1a, ZHOU Hao1a, YAO Yelin1a, YIN Huanhuan1a, ZHANG Zhengzheng1b, DU Yan1b   

  1. 1. a. Rehabilitation Center; b. Pediatric Intensive Care Unit, Children's Hospital of Fudan University, Shanghai 201102, China
  • Received:2024-01-03 Revised:2024-03-12 Published:2024-04-25 Online:2024-05-08
  • Contact: WANG Sujuan, E-mail: sujuanw@163.com; CHEN Weiming, E-mail: weiming_chen@fudan.edu.cn
  • Supported by:
    National Key Research and Development Program of China(2021YFC2701800);National Key Research and Development Program of China(2021YFC2701805);Shanghai Municipal Health System Major Supports Discipline Projects(2023ZDFC0103)

Abstract:

Objective To investigate the inter-rater reliability of Medical Research Council (MRC) muscle strength test in critically ill children.

Methods From June, 2022, to March, 2023, 41 critically ill children aged two to twelve years were involved from the Pediatric Intensive Care Unit of Children's Hospital of Fudan University. Two physiotherapists implemented MRC muscle strength tests separately.

Results MRC total score was good in inter-rater reliability (ICC = 0.788, 95%CI 0.636 to 0.881, P < 0.001), as well as both the scores of upper limbs and lower limbs (ICC = 0.641 to 0.803, 95%CI 0.419 to 0.890, P < 0.001). For children more than seven years old, MRC total score was excellent in inter-rater reliability (ICC = 0.855, 95%CI 0.692 to 0.935, P < 0.001).

Conclusion MRC muscle strength test is good in inter-rater reliability for critically ill children, especially for school-age children.

Key words: children, critically ill, muscle strength test, reliability

CLC Number: