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Table 2 Quality Scores assessment

From: Prophylactic cranial irradiation in small cell lung cancer: a systematic review of the literature with meta-analysis

Authors

ELCWP Score

Chalmers Score

SMA

BMI MA

 

PD (%)

AP (%)

Total (%)

IV (%)

EV (%)

Total (%)

  

Arriagada [16]

81.0

70.9

70.3

84.2

54.5

75.9

Yes

Yes

Laplanche [17]

59.3

58.1

58.7

50.0

40.9

47.6

Yes

Yes

Jackson [18]

30.3

35.7

33.2

21.0

27.2

22.8

Yes

Yes

Gregor [19]

69.0

49.6

58.7

59.5

27.2

51.1

Yes

Yes

Eagan [20]

33.0

40.4

36.9

28.5

20.4

24.7

Yes

No data

Seydel [21]

25.0

28.0

26.6

14.3

13.6

14.1

Yes

Yes

Hansen [22]

52.3

31.6

41.3

47.6

40.9

45.9

Yes

No data

Ohonoshi [23]

38.0

43.1

40.7

42.8

54.5

47

Yes

Yes

Beiler [24]

25.4

23.1

24.2

33.3

13.6

28.2

Yes

Yes

Niiranen [25]

48.9

34.7

41.3

40.4

27.3

37

Yes

Yes

Maurer [26]

36.9

31.1

33.8

23.8

13.6

22.3

Yes

Yes

Aisner [27]

37.4

28.7

32.8

10.5

13.6

11.4

No data

Yes

Mean

44.7

39.6

41.5

38.0

28.9

35.7

  

Median

37.7

35.2

38.8

36.9

27.2

32.6

  
  1. PD : protocol designed AP : analysis performance ELCWP : European Lung Cancer Working Party IV : internal validity EV : external validity SMA : survival meta-analysis (studies evaluables) BMI : brain metastasis incidence meta-analysis (studies evaluables)