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Table 1 Characteristics of the included reviews a

From: The semi-automation of title and abstract screening: a retrospective exploration of ways to leverage Abstrackr’s relevance predictions in systematic and rapid reviews

Review name

Review question

Eligible study designs

Screening workload, n b

Included, n (% of total)

Title and abstract

Full text

Systematic Reviews

Biomarkers

Diagnostic accuracy

Any

1812

209 (12)

45 (2)

Brain injury

Diagnostic accuracy

RCTs, cohorts, case-control

6262

518 (8)

40 (1)

Activity and pregnancy

Exposure

Any

2928

236 (8)

98 (3)

Concussion

Exposure

Cross-sectional, cohorts, mixed methods, qualitative

1439

46 (3)

5 (< 1)

Antipsychotics

Intervention

RCTs, nRCTs, controlled cohorts, controlled before-after

12,156

1177 (10)

127 (1)

Digital technologies for pain

Intervention

RCTs, nRCTs, observational

2662

207 (8)

64 (2)

Treatments for bronchiolitis

Intervention

RCTs

5861

518 (9)

137 (2)

VBAC

Intervention

RCTs, nRCTs, controlled observational

5092

807 (16)

21 (< 1)

Visual acuity

Intervention

RCTs

11,229

224 (2)

1 (< 1)

Experience of bronchiolitis

Qualitative/mixed methods

Observational, qualitative, mixed methods

651

88 (14)

28 (4)

Experiences of UTIs

Qualitative/mixed methods

Observational, qualitative, mixed methods

1493

25 (2)

4 (< 1)

Rapid reviews

Preterm delivery

Diagnostic accuracy

Systematic reviews, cohorts

451

96 (21)

34 (8)

Community gardening

Intervention

Any

1536

153 (10)

32 (2)

Depression safety

Intervention

RCTs, systematic reviews

964

44 (5)

8 (1)

Depression treatments

Intervention

Systematic reviews

1583

418 (26)

179 (11)

Patient education for cancer

Intervention

RCTs

2413

153 (6)

1 (< 1)

Workplace stress

Intervention

Systematic reviews

767

141 (18)

59 (8)

  1. nRCTs non-randomized controlled trials; RCTs randomized controlled trials; UTI urinary tract infection; VBAC vaginal birth after caesarean section
  2. aSorted by review question, then alphabetically by review name
  3. bRetrospective screening workload for each of the two reviewers in systematic reviews, and for the single reviewer in rapid reviews