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. 2020 May 29;15(5):e0233349. doi: 10.1371/journal.pone.0233349

Table 2. Comparison between control group and ALS group on verbal fluency and its components.

ALS group Control group
median (IQR) median (IQR) 95%CI p
BNT 25 (7) 28 (4) -9.78 to -1.37 .011*
PVF score 52.5 (37) 68 (28) -9.95 to -1.10 .017*
    Perseverations 1 (2) 1 (2) -5.53 to 0.31 .974
    Intrusions 0 (2) 0 (0) 0.24 to 1.07 .002**
    Switches 29 (19) 35 (23) -0.94 to -1.10 .036
    Clusters 13 (10) 14 7() -0.61 to 0.25 .377
    Cluster size 5.23 (1.93) 30.5 (3.09) -0.67 to 0.20 .073
SVF score 25 (13) 30.5 (13) -0.96 to -0.12 .008*
    Perseverations 0 (1) 0 (1) -0.25 to 0.61 .688
    Switches 8.5 (4) 6 (5) -0.72 to 0.13 .262
    Clusters 5.5 (3) 6 (3) -0.91 to -0.06 .026*
    Cluster size 3 (1.92) 3.29 (1.77) -0.47 to 0.39 .385