Table 1.
Power for total sample size of 1000, baseline risk of high burden 20% and risk of high burden 30% in group with characteristic of interest
Prevalence of patient characteristic of interest
a
Power
0.2
0.25
0.3
0.35
0.4
0.45
0.5
84.4%
89.2%
92.1%
93.8%
94.9%
95.4%
95.6%
a
For example, patient living in a deprived area.