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Table 2 Mean of the CVI of the items

From: Translation and cross-cultural adaption of the Chinese version of the Vanderbilt Head and Neck Symptom Survey version 2.0: a tool for oral symptom assessment in head and neck cancer patients

Equivalence CVI of items CVI of answers to items
Semantic/idiomatic 0.83 0.94
Cultural 0.90 0.95
Conceptual 0.91 0.92
  1. CVI, content validity index