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Table 4 Outcomes on reporting or considering adverse effects and spin in abstracts of systematic reviews of orthodontic interventions

From: Spin on adverse effects in abstracts of systematic reviews of orthodontic interventions: a cross-sectional study (part 2)

Description of outcomes

Cochrane

EJO

AJODO

AO

KJO

O&CR

All orthodontic journals

All journals

The number of identified systematic reviews

n = 29

n = 100

n = 68

n = 61

n = 11

n = 53

n = 293

n = 322

The number of eligible systematic reviews of orthodontic interventions

n = 10

n = 28

n = 20

n = 23

n = 3

n = 14

n = 88

n = 98

The prevalence of eligible systematic reviews of orthodontic interventions that sought any findings related to adverse effects of interventions in the included studiesa

100.0% (10/10)

92.9% (26/28)

75.0% (15/20)

78.3% (18/23)

100.0% (3/3)

85.7% (12/14)

84.1% (74/88)

85.7% (84/98)

Outcome 1: The prevalence of eligible systematic reviews in which potential adverse effects of interventions were reported or considered (i.e., discussed, weighted etc.) in the abstracta

100.0% (10/10)

82.1% (23/28)

65.0% (13/20)

65.2% (15/23)

100.0% (3/3)

78.6% (11/14)

73.9% (65/88)

76.5% (75/98)

Outcome 1a: The prevalence of eligible systematic reviews in which potential adverse effects of interventions were reported or considered (i.e., discussed, weighted etc.) in the abstracta

100% (10/10)

88.5% (23/26)

86.7% (13/15)

77.8% (14/18)

100% (3/3)

91.7% (11/12)

86.5% (64/74)

88.1% (74/84)

Outcome 1b: The prevalence of eligible systematic reviews in which potential adverse effects of interventions were reported or considered (i.e., discussed, weighted etc.) in the abstracta

00.0% (0/0)

0.0% (0/2)

0.0% (0/5)

20.0% (1/5)

0.0% (0/0)

0.0% (0/2)

7.1% (1/14)

7.1% (1/14)

Outcome 2: The prevalence of eligible systematic reviews in which spin was identified on adverse effects of orthodontic interventions in the abstracta

60.0% (6/10)

35.7% (10/28)

30.0% (6/20)

39.1% (9/23)

66.7% (2/3)

50.0% (7/14)

38.6% (34/88)

40.8% 40/98

Outcome 2a: The prevalence of eligible systematic reviews in which spin was identified on adverse effects of orthodontic interventions in the abstracta

60.0% (6/10)

38.5% (10/26)

40.0% (6/15)

44.4% (8/18)

66.7% (2/3)

58.3% (7/12)

44.6% (33/74)

46.4% (39/84)

Outcome 2b: The prevalence of eligible systematic reviews in which spin was identified on adverse effects of orthodontic interventions in the abstracta

0.0% (0/0)

0.0% (0/2)

0.0% (0/5)

20.0% (1/5)

0.0% (0/0)

0.0% (0/2)

7.1% (1/14)

7.1% (1/14)

  1. aOutcome 1a addresses research question 1a, outcome 1b addresses research question 1b, and outcome 1 addresses the answers to questions 1a and 2b combined, outcome 2a addresses research question 2a, outcome 2b addresses research question 2b, and outcome 2 addresses the answers to questions 2a and 2b combined (see Figs. 1 and 2)