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Table 3 Sample size calculation

From: Decision making under uncertainty, therapeutic inertia, and physicians’ risk preferences in the management of multiple sclerosis (DIScUTIR MS)

Powera

90 %

85 %

80 %

N (per group)

60

53

46

  1. aThe power was calculated to detect a 20 % absolute difference between groups (40 % vs 20 %) with an alpha of 5 % (two-sided) for all of the calculations in the table
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BMC Neurology

ISSN: 1471-2377

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