Exact(25)
Second, most of the studies included in this review were case studies and case reports.
At the time of this writing, the limited supporting headache literature consists of one retrospective analysis, numerous case series, case studies, and case reports, clinical/anecdotal reports, and surveys.
Case studies and case series were ineligible.
However, clinical trials outnumber case studies and case reports.
Case studies and case series were assessed in accordance with the Joanna Briggs Reviewers' Manual [ 23].
(DOCX 19 kb) Additional file 3 Quality appraisal of Case studies and Case series.
Similar(35)
Types of studies: Published evidence was sought from studies including systematic reviews and meta-analyses, experimental studies, time series studies, prospective and retrospective observational studies, single case studies and case-control studies.
Meanwhile, considering the situations in China, two new types, namely case study and case series study, were also included.
Case study and case series quality appraisal.
Case study and case series outcomes.
Publications eligible for the study included full text: randomized controlled trials, cohort studies, case report and case series studies.
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