A systematic review of analytical methods used to study subgroups in (individual patient data) meta-analyses.
OBJECTIVES: To determine whether individual patient data meta-analyses (IPDMA) are used to perform subgroup analyses and to study whether the analytical methods regarding subgroup analyses differ between IPDMA and conventional meta-analyses (CMA). STUDY DESIGN AND SETTING: IPDMA were identified wit...
| Main Authors: | , , , , |
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| 格式: | Journal article |
| 語言: | English |
| 出版: |
2007
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