Table 1.

Main demographic characteristics of study participants in Brazil and Cambodia.

		Brazil	Cambodia
Sex*	Male (%)	53 (76.8%)	61 (77.2%)
	Female (%)	16 (23.2%)	18 (22.8%)
Age (years)**	1–9 years	0 (0%)	8 (10.1%)
	10–19 years	0 (0%)	26 (32.9%)
	>20 years	67 (100.0%)	45 (57.0%)

Samples were predominantly from male subjects. In Brazil, only samples from adults were collected. Additional demographic information is provided in Table S1.

^*Information not available for 1 Brazilian subject.

^**Information not available for 3 Brazilian subjects.