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Table 2 Malaria indicators and morbidity by study area

From: Large-scale malaria survey in Cambodia: Novel insights on species distribution and risk factors

 

Sampovloun

Koh Kong

Preah Vihear

 

No

(%)

No

(%)

No

(%)

Microscopy diagnosis

      

No of examined slides

4074

 

2624

 

4954

 

P. spp. positive

123

(3.0)

184

(7.0)

610

(12.3)

single infections

115

(2.8)

167

(4.1)

573

(11.6)

P falciparum

59

(1.4)

120

(2.9)

455

(9.2)

P vivax

56

(1.4)

46

(1.1)

115

(2.3)

P malariae

0

(0.0)

1

(0.02)

3

(0.1)

mixed infections

8

(0.2)

17

(0.4)

37

(0.7)

P falciparum/vivax

8

(0.2)

14

(0.3)

36

(0.7)

P falciparum/malariae

0

(0.0)

3

(0.1)

1

(0.02)

Gametocyte carriage

      

P. falciparum

6

(9.0)

20

(14.6)

53

(10.8)

P. vivax

7

(10.9)

2

(3.3)

0

(0.0)

Spleen rates*

      

No of surveyed individuals

3451

 

2623

 

4954

 

with splenomegaly

46

(1.3)

23

(0.9)

60

(1.2)

No of children 2–9 years old

839

 

746

 

1620

 

with splenomegaly

10

(1.2)

11

(1.5)

35

(2.2)

No of P. spp . positive individuals

98

 

184

 

610

 

with splenomegaly

9

(9.2)

11

(6.0)

36

(5.9)

Fever rates*

      

No of surveyed individuals

3842

 

2623

 

4954

 

No of individuals with fever

210

 

415

 

603

 

malaria attributable fever cases†

35

(16.7)

42

(10.1)

199

(33.0)

No of P. spp . positive individuals

117

 

184

 

610

 

symptomatic malaria cases†

35

(29.9)

42

(22.8)

199

(32.6)

  1. * For some individuals, fever and splenomegaly data were not available.
  2. † P. spp. positive individuals with fever
  3. Results of microscopy diagnosis and clinical examination are shown for each surveyed area. Percentages of Plasmodium and subspecies infections are with respect to total numbers of examined slides, while rates of splenomegaly and fever are with respect to total numbers of surveyed individuals.