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Table 1 Results of the literature search

From: A systematic review of controlled studies: do physicians increase survival with prehospital treatment?

 

Number

Not prehospital treatment

Not physicians

Not controlled

Not survival

Included

Pubmed

1.189

507

473

161

17

31

Title

936

489

365

75

7

0

Abstract

187

16

99

64

8

0

Article

66

2

9

22

2

31

EMBASE

95

14

56

16

1

8

Title

62

13

45

3

1

0

Abstract

21

1

9

11

0

0

Article

12

0

2

2

0

8

Cochrane

75

23

50

0

0

2

Title

66

23

43

0

0

0

Abstract

7

0

7

0

0

0

Article

2

0

0

0

0

2

Total

1.359

544

579

177

18

41

  1. It is specified how many studies were excluded according to title, abstract and article. For each of these it is specified how many were excluded according to the predefined exclusion criteria.