Fig. 2
From: Adaptive propensity score procedure improves matching in prospective observational trials

Power for different sample sizes in control group. Time point of interim analysis is \(\frac {1}{2} \cdot n_{control}\)
From: Adaptive propensity score procedure improves matching in prospective observational trials
Power for different sample sizes in control group. Time point of interim analysis is \(\frac {1}{2} \cdot n_{control}\)