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Table 1 Demographic characteristics and haematological indices of the study population

From: Comparison of leucocyte profiles between healthy children and those with asymptomatic and symptomatic Plasmodium falciparum infections

Variables

Symptomatic N = 25

Asymptomatic N = 67

Uninfected control N = 16

P value

Age (years)

9 (7–12)

9(8–11)

10 (8.25–11)

0.7621a

Gender (%), Female/Male

48/52

43/57

62/38

0.3830b

Parasite density (/µl),

13,893 (4762–36,300)

400(160–630)20

NA

 < 0.0001c

PfHRP2 (ng/ml)

291.6 (7.87–1100)22

6.44 (2.42—12.73)29

NA

 < 0.0001c

Haematological indices

 Haemoglobin (g/dl)

11.00 (8.50–12.00)

10.70 (10.00–12.00)

11.70 (10.33–12.88)

0.0828a

 WBC (× 109/l)

6.60 (4.93–7.99)

6.20 (4.82–7.38)

6.98(6.20–8.73)

0.2511a

 Neutrophils (× 109/l)

4.3 (3.04–5.70)

1.84(1.40–2.30)

1.84(0.87–2.55)

 < 0.0001a

 Neutrophils (%)

69.90 (61.45–78.25)

29.50 (23.50–38.70)

25.35 (21.63–32.18)

 < 0.0001a

 Lymphocytes (× 109/l)

1.00 (0.70–1.86)

3.37 (2.59–4.30)

4.19 (3.13–4.58)

 < 0.0001a

 Lymphocytes (%)

17.90 (11.20–28.75)

55.90 (47.60–67.68)

59.00 (49.00–67.68)

 < 0.0001a

 Monocytes (× 109/l)

0.40 (0.24–0.65)

0.52(0.34–0.72)

0.52 (0.44–0.62)

0.3366a

 Monocytes (%)

7.30 (3.95–10.47)

8.10 (6.40–10.70)

8.00 (6.83–9.13)

0.4395a

 Platelets (× 109/l)

109 (59.0–144.0)

264 (205.0–334.0)

241.0 (204.8–334.8)

 < 0.0001a

  1. PfHRP2 P. falciparum histidine-rich protein 2; WBC white blood cell count. Data are median [interquartile range (IQR)], and superscripts indicate the number of subjects with data for each variable if less than the total. aKruskal–Wallis test, bChi-square test, cMann–Whitney U test