Usual and unusual care: existing practice control groups in randomized controlled trials of behavioral interventions.
Usual and unusual care: existing practice control groups in randomized controlled trials of behavioral interventions.
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DOI:
10.1097/psy.0b013e318218e1fb
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发表时间:
2011-05
影响因子:
3.3
通讯作者:
Schwartz JE
中科院分区:
文献类型:
--
作者:
Freedland KE;Mohr DC;Davidson KW;Schwartz JE
To examine the use of existing practice control groups in randomized controlled trials of behavioral interventions, and the role of extrinsic healthcare services in the design and conduct of behavioral trials. Selective qualitative review. Extrinsic healthcare services, also known as nonstudy care, have important but under-recognized effects on the design and conduct of behavioral trials. Usual care, treatment as usual, standard of care, and other existing practice control groups pose a variety of methodological and ethical challenges, but they play a vital role in behavioral intervention research. This review highlights the need for a scientific consensus statement on control groups in behavioral trials.