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Table 1 Probing questions used during the CTA procedure

From: Employing cognitive interviewing to evaluate, improve and validate items for measuring the health-related quality of life of women diagnosed with ovarian cancer

Context

Question format

Example

HOW

How did you respond to that statement?

“How would you rate that statement?”

WHY

Why did you respond in that way?

“Why did you agree but not strongly agree?”

REWORD

Is there any other way to reword the statement?

“You were confused with that statement. So, would you reword that statement?”