How to use Filters
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Click on Methods to choose the filters for your specific Study type. Choices are below:
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Meta-analysis: A "study of studies" where the authors, in a standardized way, analyze data from multiple studies.
Systematic review: A review of the existing research on a subject with some systematic inclusion criteria.
RCT: An experiment that has a control (or hold-out) group that is randomly assigned.
Non-RCT Trial: An experiment where an intervention is given but does not have a randomly assigned control or hold-out group.
Observational Study: An experiment where the authors systematically observe a group of humans or animals, but no intervention is given.
Literature review: A review of the existing research with no explicitly laid out inclusion criteria (i.e. background or narrative reviews).
Case Report: A sub-class of observational studies that are a report of a individual or individuals, usually about a medical topic.
Animal Trial: An experiment or observational study that is conducted on non-human animals.
In-Vitro Trial: An experiment that is conducted within a test tube.
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As an example: You are asking a medical question, and you only want human, randomized, controlled trials. Just open the filters tab and select your desired filter combination:
