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. Author manuscript; available in PMC: 2021 Apr 1.
Published in final edited form as: BMJ Innov. 2021 Mar 30;7(2):363–367. doi: 10.1136/bmjinnov-2021-000672

Table 1.

Estimated demographics based on the subset of Google users with demographic data available to Google Analytics (14 October–18 December 2020, total N=410 118)

Characteristic n (%)
 New 346 550 (84.5)
 Returning 63 568 (15.5)
Age (years)
 18–24 41 421 (10.1)
 25–34 118 934 (29.0)
 35–44 76 282 (18.6)
 45–54 74 231 (18.1)
 55–64 59 467 (14.5)
 64+ 39 781 (9.7)
Device
 Mobile 289 133 (70.5)
 Desktop 104 990 (25.6)
 Tablet 15 994 (3.9)
Session information
 Average duration 1:22 min
 Average # sessions/user 1.4