. Author manuscript; available in PMC: 2019 Sep 23.

Published in final edited form as: J Magn Reson Imaging. 2018 Mar 23:10.1002/jmri.26011. doi: 10.1002/jmri.26011

TABLE 6.

Power Analysis for Future Clinical Trials

	Minimum sample size estimations
	To detect a 5% change		To detect a 10% change		To detect a 20% change
Quantitative imaging metric	ADC	T₁	ADC	T₁	ADC	T₁
Power = 80%	12	22	5	7	3	3
Power = 90%	16	29	6	9	3	4