Evaluating non-randomised intervention studies.
OBJECTIVES: To consider methods and related evidence for evaluating bias in non-
randomised intervention studies. DATA SOURCES: Systematic reviews and methodological …
randomised intervention studies. DATA SOURCES: Systematic reviews and methodological …
An introduction to methodological issues when including non‐randomised studies in systematic reviews on the effects of interventions
Background Methods need to be further developed to include non‐randomised studies
(NRS) in systematic reviews of the effects of health care interventions. NRS are often …
(NRS) in systematic reviews of the effects of health care interventions. NRS are often …
Issues relating to study design and risk of bias when including non‐randomized studies in systematic reviews on the effects of interventions
Non‐randomized studies may provide valuable evidence on the effects of interventions.
They are the main source of evidence on the intended effects of some types of interventions …
They are the main source of evidence on the intended effects of some types of interventions …
The feasibility of creating a checklist for the assessment of the methodological quality both of randomised and non-randomised studies of health care interventions.
SH Downs, N Black - Journal of epidemiology & community health, 1998 - jech.bmj.com
OBJECTIVE: To test the feasibility of creating a valid and reliable checklist with the following
features: appropriate for assessing both randomised and non-randomised studies; provision …
features: appropriate for assessing both randomised and non-randomised studies; provision …
Including non‐randomized studies on intervention effects
This chapter aims to support review authors who are considering including non‐randomized
studies of interventions (NRSI) in a Cochrane Review. NRSI are defined here as any …
studies of interventions (NRSI) in a Cochrane Review. NRSI are defined here as any …
Critical appraisal of nonrandomized studies—a review of recommended and commonly used tools
JM Quigley, JC Thompson… - Journal of Evaluation …, 2019 - Wiley Online Library
Rationale, aims, and objectives When randomized controlled trial data are limited or
unavailable, or to supplement randomized controlled trial evidence, health technology …
unavailable, or to supplement randomized controlled trial evidence, health technology …
Comparison of evidence of treatment effects in randomized and nonrandomized studies
ContextThere is substantial debate about whether the results of nonrandomized studies are
consistent with the results of randomized controlled trials on the same topic. ObjectivesTo …
consistent with the results of randomized controlled trials on the same topic. ObjectivesTo …
Including non‐randomized studies
This chapter has been prepared by the Non-Randomised Studies Methods Group (NRSMG)
of The Cochrane Collaboration (see Box 13.8. a). It is intended to support review authors …
of The Cochrane Collaboration (see Box 13.8. a). It is intended to support review authors …
A systematic review of comparisons of effect sizes derived from randomised and non-randomised studies.
RR MacLehose, BC Reeves, IM Harvey… - Health technology …, 2000 - europepmc.org
Background There is controversy about the value of evidence about the effectiveness of
healthcare interventions from non-randomised study designs. Advocates for quasi …
healthcare interventions from non-randomised study designs. Advocates for quasi …
Non‐randomized studies as a source of complementary, sequential or replacement evidence for randomized controlled trials in systematic reviews on the effects of …
The terms applicability, generalizability, external validity and transferability are related,
sometimes used interchangeably and have in common that they lack a clear and consistent …
sometimes used interchangeably and have in common that they lack a clear and consistent …