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. 2017 Apr;57:123–129. doi: 10.1016/j.ijid.2017.02.001

Table 2.

Host and parasite characteristics of study cohort during inclusion and follow-up.

Variable Asymptomatic
Symptomatic
Total malaria positive
P. falciparum P. vivax P. falciparum P. vivax
Baseline survey (n = 490 positives/6582 slides; SPR = 7·4%)
Number (%) 331 (67·6) 67 (13·7) 87 (17·8) 04 (0·8) 490#
Age, Mean
(years; range)
6·6 (1–12) 6·5 (1–12) 6·6 (1–12) 6·7 (4–11) 6·6 (1–12)
Males, n (%) 159 (48·0) 36 (53·7) 41 (47·1) 2 (50) 238 (48·6)
Asexual parasite density,
geometric mean
(per μl, range)
717 415 1680 247
(40–46760) (40–36880) (40–508880) (80–760)
Sexual parasite density,
geometric mean
(per μl, range)
99 303 157 613
(40–1720) (40–49040) (40–1440) (40–31880)



Follow up survey (n = 82 positives/5862 slides; SPR = 1·4%)
Number (%) 46 (56·1) 19 (23·2) 14 (17·1) 03 (3·7) 82 (100)
Age, Mean
(years; range)
7 6 7 3 7
(1–12) (1–12) (3–12) (2–4) (1–12)
Males, n (%) 21 (45·7) 12 (63·2) 05 (26·3) 01 (33·3) 39 (47·5)
Asexual parasite density,
geometric mean
(μl, range)
892 164 8402 1560
(40–340400) (40–1480) (80–628440) (1560)
Sexual parasite density,
geometric mean
(μl, range)
86 320 Nil 1037
(40–440) (40–8200) (360–5160)
#

One case of P. Malariae was also identified and is included in the total malaria cases.