Complications of vascular closure devices—not yet evidence based
Fifth, Dangas and colleagues draw conclusions comparing two sealing methods in a retrospective fashion using statistical methods designed with the assumption that samples were selected at random (8). [...]the p values are misleading, adding to the problems of this observational study with uncontroll...
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Veröffentlicht in: | Journal of the American College of Cardiology 2002-05, Vol.39 (10), p.1705-1706 |
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Hauptverfasser: | , |
Format: | Artikel |
Sprache: | eng |
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Online-Zugang: | Volltext |
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Zusammenfassung: | Fifth, Dangas and colleagues draw conclusions comparing two sealing methods in a retrospective fashion using statistical methods designed with the assumption that samples were selected at random (8). [...]the p values are misleading, adding to the problems of this observational study with uncontrolled (retrospective) data acquisition, and ad hoc group assignment. |
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ISSN: | 0735-1097 1558-3597 |
DOI: | 10.1016/S0735-1097(02)01826-0 |