Skip to main content

Table 1 Characteristics of the included studies (N = 16)

From: Detection performance of PCR for Legionella pneumophila in environmental samples: a systematic review and meta-analysis

Author

Year

Country

Sample source

TP

FP

FN

TN

Total

PCR type

Gene

Catalan

1994

Spain

Hospital room (cold water and hot water)

12

7

0

15

34

Nested PCR

mip

Fricker

1995

UK

–

33

24

8

12

77

PCR

mip

Fiume (a)

2005

Italy

Hospitals and private habitations

77

11

0

36

124

Nested PCR

mip

Fiume (b)

2005

Italy

Hospitals and private habitations

72

9

5

38

124

PCR

mip

Yaradou

2007

France

Water distribution system, cooling tower

65

50

9

54

178

r-qPCR

–

Behets

2007

Belgium

Power plants cooling circuits, tap water

10

4

0

16

30

r-qPCR

–

Yáñez

2007

Spain

Citical points and cooling tower samples

35

14

0

6

55

Seminested PCR

dotA

Morio

2007

France

6 distinct sites at hospital

27

30

4

59

120

r-qPCR

mip

Bonetta

2009

Italy

Cold water at hotel inlet, hot water from boiler, room showers and recycling

19

18

0

39

76

r-qPCR

mip

Fittipaldi (a)

2010

Terrassa

Cooling tower or hot tap water

19

10

3

18

50

r-qPCR

dot

Fittipaldi (b)

2010

Terrassa

Big buildings

21

8

1

20

50

r-qPCR

mip

Lee

2011

UK

Cooling tower, domestic water, spa pools and hot tubs

311

220

13

193

737

qPCR

–

Al-Matawah

2012

Kuwait

Wash basins and showerheads in bathrooms, taps and tanks from kitchens

45

41

4

114

204

rRT-PCR

–

GrĂşas

2014

Spain

Terminal points of water network

12

14

6

13

45

rRT-PCR

mip

Collins

2015

UK

Surface water, water systems, etc.

31

13

0

156

200

r-qPCR

mip

Tabatabaei

2016

Iran

Hospitals, educational departments, shopping centers, etc.

4

10

0

20

34

PCR

icmO and sidA and lidA

Collins

2017

UK

Cooling towers, spa pools, ship waters

181

383

5

1433

2002

r-qPCR

–

Toplitsch

2018

Austria

Drinking water, cooling towers or water

28

24

6

25

83

qPCR

Mip

  1. mip, macrophage infectivity potentiator; dot, defective organelle trafficking; icmO, sidA and lidA are Legionella-specific virulence determinants