Skip to main content

Table 3 Summary of test accuracy findings in lung ultrasound

From: Point-of-care ultrasound in primary care: a systematic review of generalist performed point-of-care ultrasound in unselected populations

Test

Author

 Op.

Year

Country (no. of studies in MA)

Train.

n

Prev (%)

Age

Criterion standard

Sn. in % (95% CI)

Sp. in % (95% CI)

LR+ (95% CI)

LR− (95% CI)

Diffuse interstitial syndrome in heart failure

Martindale et al. [55]

EP

2016

MA (8)

NR

1914

48

NR

Final diagnosis

85.3 (82.887.5)

92.7 (90.994.3)

7.4 (4.212.8)

0.16 (0.050.51)

McGivery et al. [56]

EP

2018

MA (5)c

NR

1387

NR

NR

Final diagnosis

88.6 (79.694.0)

83.2 (63.293.5)

5.27a

0.14a

Lian et al. [57]

EPd

2018

MA (15)

NR

3309

NR

NR

Final diagnosis

85 (8487)

91 (8992)

8.94 (5.6414.18)

0.14 (0.080.26)

Koh et al. [75]

EP

2018

Singapore

20 h.

231

36

68

Final diagnosis

71.4 (60.5–80.8)

80.9 (72.5–87.6)

3.73 (2.50–5.57)

0.35 (0.25–0.50)

Maw et al. [58]

EPd

2019

MA (6)

NR

1827

2062

NR

Final diagnosis or echoc./BNP

88 (7595)

90 (8892)

8.63 (6.9310.74)

0.14 (0.060.29)

Staub et al. [59]

EPd

2019

MA (14)

NR

2778

2488

NR

Final diagnosis

NR (7590)b

NR (8090)b

NR

NR

Pivetta et al. [60]

EP

2019

Italy

40 x

518

43

79

Final diagnosis

93.5 (87.7–97.2)

95.5 (90.5–98.3)

20.9 (9.54–45.7)

0.07 (0.03–0.13)

Bekgoz et al. [76]

EP

2019

Turkey

2 h.

383

22

66

Final diagnosis

87 (79–93)

97 (94–98)

29a

0.13a

Pneumonia (adults)

Ye et al. [63]

EP

2015

MA (5)

NR

742

NR

Final diagnosis

95 (9397)

90 (8694)

9.5a

0.056a

Orso et al. [62]

EP

2018

MA (17)

NR

5108

NR

67

Final diagnosis or CXR and/or CCT

92 (8796)

93 (8697)

13a

0,086a

Staub et al. [59]

EPd

2019

MA (14)

NR

1896

3085

NR

Final diagnosis or CXR and/or CCT

NR (8595)b

NR (7590)b

NR

NR

Amatya et al. [64]

EP

2018

Nepal

1 h.

62

71

59

CCT

91 (78–97)a

61 (36–83)a

2.34 (1.30–4.20)a

0.15 (0.05–0.41)a

Koh et al. [75]

EP

2018

Singapore

20 h.

231

21

68

Final diagnosis

65.3 (50.4–78.3)

82.0 (74.9–87.8)

3.63 (2.44–5.40)

0.42 (0.29–0.63)

Bekgoz et al. [76]

EP

2019

Turkey

2 h.

383

24

66

Final diagnosis

82 (78–89)

98 (97–99)

41a

0.18a

Pneumonia (children)

Copetti and Cattarossi [65]

EP

2008

Italy

NR

79

76

5

CXR, CT or final diagnosis

100a

100a

a

0a

Shah et al. [66]

EP

2013

USA

1 h.

200

18

3

CXR

86 (71–94)

89 (83–93)

7.8 (5.0–12.4)

0.2 (0.1–0.4)

Pneumothorax

Ebrahimi et al. [70]

EP

2014

MA (14)c

1803

NR

NR

CCT

88 (8294)

99 (98100)

88a

0.12a

Staub et al. [71]

EPd

2018

MA (13)

2378

14

NR

CXR, CCT or chest tube (with rush of air)

81 (7188)

98 (9799)

67.9 (26.3148)

0.18 (0.110.29)

Riccardi et al. [72]

EP

2019

Italy

190

9

59

CXR and/or CCT

94

100

a

0.06a

Bekgoz et al. [76]

EP

2019

Turkey

2 h.

383

2

66

Final diagnosis

85

100

a

0.15a

COPD/Asthma

Koh et al. [75]

EP

2018

Singapore

20 h.

231

27

68

Final diagnosis

64.5 (51.3–76.3)

89.8 (83.4–94.3)

6.31 (3.72–10.72)

0.40 (0.28–0.56)

Bekgoz et al. [76]

EP

2019

Turkey

2 h.

383

28

66

Final diagnosis

96 (90–97)

75 (70–80)

3.8a

0.05a

  1. MA, meta-analysis (shown in italics with number of studies in brackets); Op., operators; Train., time spent in didactic intervention; h., hours; x, number of examinations; n, size of population; Prev., prevalence; Age, median or mean age in years; Sn., sensitivity; Sp., specificity; CI, confidence interval; LR+, positive likelihood ratio; LR− negative likelihood ratio; EP, emergency physician; NR, not reported; echoc., echocardiography; BNP, brain-type natriuretic peptide; CXR, chest X-ray; CCT, chest computed tomography
  2. aCalculated by the authors
  3. bThe approximate overall 95% confidence interval based on the area under the curve
  4. cEP sub-group analyzed separately
  5. dThe majority of studies included involved EPs