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. 2022 Feb 1;806:151273. doi: 10.1016/j.scitotenv.2021.151273

Table 2.

Numbers of environmental samples and behavior surveys collected by city.

Country City Year Sample size
Neighborhoods Pathway Environmental samples Household surveys Community surveys (participants) School surveys (participants)
Ghana Accra 2016 5 7 688 821 22 (293) 12 (315)
Ghana Accra 2018 2 9 149 200 8 (127) 8 (120)
United States Atlanta 2016 1 4 47 23 N/A N/A
Senegal Dakar 2020 5 5 300 500 20 (300) 20 (300)
Bangladesh Dhaka 2017 10 10 1000 823 28 (501) 35 (597)
Uganda Kampala 2018 5 9 382 548 10 (112) 9 (114)
Ghana Kumasi 2018 4 9 282 400 16 (240) 16 (320)
Zambia Lusaka 2018 1 8 170 100 4 (79) 4 (73)
Zambia Lusaka 2019 3 9 250 300 12 (219) 12 (240)
Mozambique Maputo 2016 2 7 376 261 N/A N/A
Cambodia Siem Reap 2016 6 5 303 410 N/A N/A
India Vellore 2014 2 5 106 200 8 (117) 8 (151)
Total 45 87 4053 4586 128 (1988) 124 (2230)