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Table 2 The difference between in-person and video call interviews by number of words, duration and speech rate

From: Comparing Skype (video calling) and in-person qualitative interview modes in a study of people with irritable bowel syndrome – an exploratory comparative analysis

 In person interviewsVideo calling interviewsDifference% difference between highest and lowest
Median number of words spoken5451475869314.6
Range of words spoken3825–84143879–6914n/a 
Median interview time (minutes)40301033.3
Range of interview time (minutes)32–5527–48n/a 
Median speech rate (words per minute)1361582216.2
Range of speech rate (words per minute)126–153126–157n/a