Table 6.

Power of test estimates for detection of a significant decrease in value for a feature with a coefficient of variation of 40%

Sample sizeAssumed difference: baseline to endpoint (%)Power estimate (%)
10018.2
222.7
534.8
1080.5
300222.2
346.7
569.8
1099.6
500230.1
365.2
587.5
1099.9
1,000119.8
247.6
376.7
598.9
3,0000.575.2
191.5
299.7
399.9