Table 3.

Descriptive of patient portal use before and after lockdown (n=307).^a

Portal use	Frequency of use before lockdown, n	Frequency of use after initiation of lockdown, n	Relative difference (%)
(Almost) daily	1	6	500
Weekly	19	61	221.1
Monthly	56	106	89.3
Less than monthly	231	134	–42.0

^aRelative comparison between periods translated according to relative frequency of use (period before the intelligent lockdown had a much larger timespan than the period after initiation of the intelligent lockdown and thus included portal nonusers).