User-experience surveys with maternity services: a randomized comparison of two data collection models
International Journal for Quality in Health Care, 06/12/2012
Bjertnaes OA et al. – The model with electronic–only response option in the first request had lowest response rate. However, this model performed equal to the other model on non–response bias and better on estimated cost–effectiveness, and is the better of the two models in large–scale user experiences surveys with maternity services.