Frequency of higher level of markers in the two groups

Affected group (n=59) Unaffected group (n=136) χ2 df p

n (%) n (%)
Lactate ≥22 mg/dl 19 (32.20) 12 (8.82) 16.12 1 0.0002**
Pyruvate ≥1.4 mg/dl 11 (18.64) 12 (8.82) 3.56 1 0.0591
Lactate-to-pyruvate ratio >25 17 (28.81) 8 (5.88) 18.66 1 0.0001**

*p<0.05, **p<0.01.

Exp Neurobiol 2020;29:314~322 https://doi.org/10.5607/en20030
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