Skip to main content

Table 4 Select review characteristics, stratified by Abstrackr’s relevance predictions

From: Decoding semi-automated title-abstract screening: findings from a convenience sample of reviews

Review characteristic

n studies

Correctly predicted as relevant, n (%)

Incorrectly predicted as irrelevant, n (%)

P valuea

Review type

 Systematic

689

601 (87)

88 (13)

0.37

 Rapid

113

95 (84)

18 (16)

Research question

 Single

297

246 (83)

51 (17)

0.01

 Multiple

505

450 (89)

55 (11)

Intervention/exposure

 Simple

403

346 (86)

57 (14)

0.47

 Complex

399

350 (88)

49 (12)

Included study designs

 Single—only randomized trials

129

122 (95)

7 (5)

0.003

 Single—only systematic reviews

72

57 (79)

15 (21)

 Multiple

601

517 (86)

84 (14)

  1. aFisher’s exact test