4 papers · 1 filter
Identifying Key Influencers using an Egocentric Network-based Randomized Design
Zhibing He, Junhan Fan, Ashley Buchanan +2
Behavioral health interventions, such as trainings or incentives, are implemented in settings where individuals are interconnected, and the intervention assigned to some individual…
Power and Sample Size Calculations for Cluster Randomized Hybrid Type 2 Effectiveness-Implementation Studies
Melody A. Owen, Geoffrey M. Curran, Justin D. Smith +3
Hybrid studies allow investigators to simultaneously study an intervention effectiveness outcome and an implementation research outcome. In particular, type 2 hybrid studies suppor…
Estimation and inference for causal spillover effects in egocentric-network randomized trials in the presence of network membership misclassification
Ariel Chao, Donna Spiegelman, Ashley Buchanan +1
To leverage peer influence and increase population behavioral changes, behavioral interventions often rely on peer-based strategies. A common study design that assesses such strate…
Design of egocentric network-based studies to estimate causal effects under interference
Junhan Fang, Donna Spiegelman, Ashley Buchanan +1
Many public health interventions are conducted in settings where individuals are connected to one another and the intervention assigned to randomly selected individuals may spill o…