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. 2019 Apr 26;220(6):1034–1043. doi: 10.1093/infdis/jiz211

Table 1.

Demographic Characteristics and Prevalence of Any Plasmodium Infection in the Study Population in 2016 and 2017

Characteristic 2016a 2017b
Population Plasmodium Positive Population Plasmodium Positive
Village
 Chamkar San 619 (34.54) 31 (5.79) 446 (39.93) 12 (2.69)
 Phi 717 (40.01) 53 (8.98) 289 (25.87) 11 (3.94)
 Tun 456 (25.45) 45 (10.90) 382 (34.20) 17 (4.51)
Age group, y
 0–4 285 (15.98) 10 (4.07) 154 (13.79) 0 (0.00)
 5–9 254 (14.24) 18 (7.93) 182 (16.29) 4 (2.22)
 10–14 230 (12.89) 25 (11.85) 174 (15.58) 11 (6.32)
 15–19 214 (12.00) 20 (11.83) 124 (11.10) 5 (4.03)
 20–29 299 (16.76) 19 (7.42) 178 (15.94) 3 (1.74)
 30–39 211 (11.83) 14 (7.87) 123 (11.01) 4 (3.31)
 40–49 138 (7.74) 7 (5.93) 69 (6.18) 5 (7.35)
 ≥50 153 (8.58) 16 (12.50) 113 (10.12) 8 (7.08)
Sex
 Male 903 (50.79) 68 (8.85) 552 (49.42) 25 (4.60)
 Female 875 (49.21) 61 (8.05) 565 (50.58) 15 (2.69)
Main residence
 Village 977 (55.39) 57 (6.84) 868 (77.99) 22 (2.56)
 Farm 787 (44.61) 72 (10.53) 245 (22.01) 18 (7.59)

Data are presented as No. (%).

aThe population in 2016 reflects the resident population that was included in the census in January 2016, of whom 85.9% had blood collected for malaria testing.

bThe population in 2017 reflects the population that was reached in the follow-up survey, of whom 1102 (98.7%) had blood collected for malaria testing. Of the 1792 individuals in 2016, 1012 were reached again in 2017, and 105 new individuals were included who were not in the census in 2016, including births and migrants.