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Table 1 Characteristics of 1089 Rwandan schoolchildren

From: Asymptomatic only at first sight: malaria infection among schoolchildren in highland Rwanda

Parameter Value
No. 1089
Female (%, n/n) 54.1 (589)
Age (years; median, range) 8 (6–10)
Weight (kg; median, range)a 21.8 (12.0–41.8)
Height (cm; median, range)b 121.5 (99.5–154.0)
Weight-for-age Z-score (WAZ; median, range)a −1.05 (−4.77–2.02)
Underweight (WAZ < 2; %, n/n) 16.0 (173/1080)
Height-for-age Z-score (HAZ; median, range)b −1.06 (−4.99–3.14)
Stunting (HAZ < 2; %, n/n) 17.5 (189/1079)
MUAC (cm; mean ± SD)a 16.2 ± 1.3
Clinically assessed malnutrition (%, n/n) 22.0 (238/1080)
Axillary temperature (°C; mean ± SD) 36.5 ± 0.54
Fever (%, n/n) 2.7 (29/1080)
Hb (g/dL; median, range)a 12.5 (6.0–16.6)
Anaemia (%, n/n) 36.4 (393/1079)
History in preceding 2 weeks (%, n/n)
 Abdominal pain 34.1 (371)
 Cough 28.2 (307)
 Fever 25.3 (276)
 Poor appetite 19.7 (215)
 Weakness 17.2 (178/1032)
 Tiredness 13.9 (151)
 Diarrhea 12.8 (139)
 Vomiting 8.5 (93)
Plasmodium infection (%, n/n)
 Plasmodium spp. PCR positive 22.4 (244)
 P. falciparum, PCR positive 18.8 (205)
 P. ovale, PCR positive 4.9 (53)
 P. malariae, PCR positive 0.4 (4)
 Plasmodium spp., microscopy positivec 13.9 (151)
 Submicroscopic infection 9.3 (101)
 Geometric mean parasite density (/µL; 95% CI) 2188 (1582–3026)
  1. a n = 1080
  2. b n = 1079
  3. cEight children without confirmation by PCR