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. 2017 May 31;12(5):e0177078. doi: 10.1371/journal.pone.0177078

Table 4. The results of repeated ice tests.

Ice testa Diagnosis Total
MG Control
Positive 19 1 20
Negative 7 37 44
 Equivocal 7 4 11
 Non-equivocal 0 33 33
Total 26 38 64

MG = Myasthenia gravis

aRepeated ice test results were considered positive if there was a positive test result at least once. When both test results were negative, it was judged as equivocal if there was an equivocal result at least once.