Table 3:

Pearson correlation coefficients (P values) for demographic and neuropsychological measures

AgeDurationEDSSFlankerStroop
Age1
Duration0.36 (.06)1
EDSSa0.30 (.11)0.61 (.0005)d1
Flankerb0.01 (.95)0.26 (.18)0.23 (.23)1
Stroopc0.07 (.74)−0.08 (.68)−0.02 (.94)0.03 (.90)1
  • a Using estimates for missing EDSS scores.

  • b For the Flanker task, 1 participant performed below chance (n = 28).

  • c For the Stroop task, data for 1 participant were lost, and 1 performed below chance (n = 27).

  • d Statistically significant at P < .05.