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Statistical power. Each bar represents the percentage of 1000 trials that achieved p<0.05 statistical significance, which is an estimate of statistical power. A = clinically reported seizures with electrographic confirmation. B = all clinically reported events. C = all electrographicly confirmed seizures. RR50 = 50% responder rate, tested with Fisher Exact test. MPC = median percentage change, tested with Wilcoxon Rank Sum test.
