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. 2020 Sep 22;16(3):591–595. doi: 10.4103/1673-5374.293159

Figure 2.

Figure 2

Subgroup analysis of serum CK levels in ALS patients and controls.

Data are expressed as the mean ± SD and analyzed using the Student’s t-test. *P = 0.0064, **P < 0.0001. ALS: Amyotrophic lateral sclerosis; CK: creatine kinase.