The control response rate may be treated as a precise value or as an estimate with inherent variability based on outcomes from historical control populations. 16 Phase II selection designs may also be ...

Jens Hainmueller, Duncan Lawrence, Justin Gest, Michael Hotard, Rey Koslowski, David D. Laitin, A randomized controlled design reveals barriers to citizenship for low-income immigrants, Proceedings of ...

Objectives: Standard randomized controlled trials of interventions for chronic conditions that involve behavioural change, or that are highly desired by participants, are difficult to undertake ...