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Table 5 Results of point or pooled prevalence estimates (meta-analysis using random effects model) for triatomine species by specific and non-specific T. cruzi infection in Colombia

From: Heterogeneity of Trypanosoma cruzi infection rates in vectors and animal reservoirs in Colombia: a systematic review and meta-analysis

Species

Diagnostic subgroup

No. of studies

Triatomine bugs (n)

Triatomine bugs (+)

Pooled prevalence (%)

95% CI

I2 (%)

Ï„ 2

P-value

B. ferroae

T. cruzi

1

123

0

0

0–1

–

  

B. herreri

T. cruzi

1

44

4

9.09

2–20

–

–

–

C. pilosa

Trypanosoma spp.

1

28

2

7.1

0–20

–

–

–

E. cuspidatus

T. cruzi

1

16

9

56.3

31–80

–

–

–

P. arthuri

Trypanosoma spp.

1

78

0

0

0–2

–

–

–

P. geniculatus

T. cruzi

1

85

60

70.6

6–8

–

–

–

Trypanosoma spp.

1

368

10

1.7

0–3

–

–

–

P. rufotuberculatus

T. cruzi

1

86

4

4.7

1–10

–

–

–

Trypanosoma spp.

1

74

1

1.3

0–6

–

–

–

R. pallescens

T. cruzi

6

317

192

54.0

37–71

86

0.03

<0.01

Trypanosoma spp.

1

66

35

53.0

41–65

–

–

–

R. pictipes

T. cruzi

1

10

0

0

0–17

–

–

–

Trypanosoma spp.

1

11

1

9.1

0–35

–

–

–

R. prolixus

T. cruzi

10

1173

485

46.0

23–69

98

0.14

<0.01

Trypanosoma spp.

3

850

71

13.0

3–27

95

0.04

<0.01

R. prolixus (domestic)

T. cruzi

3

166

61

39.0

4–82

97

0.15

<0.01

Trypanosoma spp.

3

440

44

19.0

1–51

97

0.11

<0.01

R. prolixus (sylvatic)

T. cruzi

4

470

321

62.0

38–84

95

0.05

<0.01

Trypanosoma spp.

1

170

13

7.6

4–12

–

–

–

R. prolixus (peridomestic)

Trypanosoma spp.

1

10

0

0

0–17

–

–

–

R. prolixus (not specified)

T. cruzi

3

526

96

30.0

5–66

98

0.10

<0.01

Trypanosoma spp.

1

220

11

5.0

2–8

–

–

–

T. dimidiata

T. cruzi

3

392

92

20.0

8–35

90

0.02

<0.01

Trypanosoma spp.

1

2671

222

25.0

0–74

–

–

–

T. maculata

T. cruzi

4

213

145

68.0

62–74

0

0

<0.0001

Trypanosoma spp.

3

129

16

6.0

0–38

94

0.14

<0.01

T. venosa

Trypanosoma spp.

1

1115

5

0.004

0–1

–

–

–

Other non-classified triatomines

T. cruzi

3

3287

336

27.0

12–46

94

0.04

<0.01

Trypanosoma spp.

1

40

0

0.0

0–4

–

–

–

  1. Notes: T. cruzi: includes all T. cruzi-specific methods (culture, PCR and mice inoculation); T. spp.: includes non-species-specific diagnostic methods (direct observation based on microscopic examination of extruded faeces); +: positive