GRADING OF MUSCLE POWER - COMPARISON OF MRC AND ANALOG SCALES BY PHYSIOTHERAPISTS
GRADING OF MUSCLE POWER - COMPARISON OF MRC AND ANALOG SCALES BY PHYSIOTHERAPISTS
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DOI:
10.1097/00004356-198406000-00005
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发表时间:
1984-01-01
影响因子:
1.7
通讯作者:
JOHN, J
中科院分区:
文献类型:
--
作者:
JOHN, J
The MRC [Medical Research Council] scale for grading muscle power in stages from 0 to 5 has been compared with an analog scale in which power is expressed as a percentage of the maximum expected for that muscle. Twenty therapists examined many patients in a series of comparative tests. The MRC grade is more reliable and accurate for this type of clinical assessment in weak muscles, that is grades 0-3 on the MRC scale or 0-62% on the analog scale. The analog scale is more reliable an accurate for the assessment of stronger muscles, that is grades 4 and 5 of the MRC scale or 62-100% on the analog scale. Analog scales could be usefully adopted when testing bulky muscles operating at 50% or more of their normal power.