. 2021 Nov 29;6:155. Originally published 2021 Jun 16. [Version 2] doi: 10.12688/wellcomeopenres.16950.2

Table 5. Self-report and predicted COVID-19 cases across all four COVID questionnaires.

	Sample	G0 mothers	G0 partners/ fathers	G1 offspring	Total
Self-reported positive test OR doctor suspected	Answered any COVID Qs	135 (3.84%)	45 (3.33%)	319 (6.60%)	499 (5.14%)
Self-reported positive test OR doctor suspected	Answered all four COVID Qs	58 (4.06%)	17 (2.84%)	114 (5.77%)	189 (4.72%)
Self-reported positive test OR doctor suspected OR own suspicions	Answered any COVID Qs	719 (20.43%)	258 (19.08%)	1254 (25.94%)	2231 (22.98%)
	Answered all four COVID Qs	260 (18.22%)	82 (13.69%)	499 (25.27%)	841 (21.02%)
Predicted cases based on symptoms (from March 2020 onwards)	Answered any COVID Qs	256 (7.27%)	107 (7.91%)	598 (12.37%)	961 (9.90%)
Predicted cases based on symptoms (from March 2020 onwards)	Answered all four COVID Qs	80 (5.60%)	39 (6.51%)	235 (11.89%)	354 (8.84%)