The content validity index: Are you sure you know what's being reported? critique and recommendations
作者： Denise F. Polit , Cheryl Tatano Beck
DOI: 10.1002/NUR.20147
关键词:
摘要: Scale developers often provide evidence of content validity by computing a content validity index (CVI), using ratings of item relevance by content experts. We analyzed how nurse researchers have defined and calculated the CVI, and found considerable consistency for item‐level CVIs (I‐CVIs). However, there are two alternative, but unacknowledged, methods of computing the scale‐level index (S‐CVI). One method requires universal agreement among experts, but a less conservative method averages the item‐level CVIs. Using …
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ntunhs.edu.tw 参考文章(24)
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