Resolution: standard / high
Figure 4.
Nomogram showing sample size calculation for standardized difference of 0.188 and 90% power.
Whitley and Ball Critical Care 2002 6:335 doi:10.1186/cc1521
|
Resolution: standard / high Figure 4.
Nomogram showing sample size calculation for standardized difference of 0.188 and 90% power.
Whitley and Ball Critical Care 2002 6:335 doi:10.1186/cc1521 |