Table 1. Sample size achieved across domains.

	Domain 1	Domain 2	Domain 3	Domain 4	Total
No. of households	1,734	986	757	894	4,371
No. of people in households	8,545	4,544	3,251	4,298	20,638
No. (%) of household members with PCR sample*	5,687 (66.6)	3,121 (68.7)	2,254 (69.3)	2,664 (62.0)	13,726 (66.5)
No. (%) of household members with serology sample	4,685 (54.8)	2,724 (60.0)	2020 (62.1)	2,224 (51.8)	11,653 (56.5)

*10 samples could be matched to cluster but not to individual questionnaire data, so for individual analysis n = 13,716