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. 2021 Aug;11(4):e438–e446. doi: 10.1212/CPJ.0000000000001017

Figure 2. Number of EA2 Attacks Within the Last 30 Days of a 12-Week Treatment Period (Primary Efficacy Outcome Measure).

Figure 2

The number of attacks was determined according to the patients' diaries. Boxplots for outcome measures during the placebo, fampridine, and acetazolamide treatment phases (box-whisker plot with 25% and 75% percentiles [borders of the boxes], the median [line], whiskers [extend to the most extreme data point, which is no more than 1.5 times the interquartile range from the box], and outliers).