Table 4 Outcomes on seeking adverse effects in systematic reviews of orthodontic interventions

The number of identified systematic reviews

29

100

68

61

11

53

293

322

The number of eligible systematic reviews of orthodontic interventions

10

28

20

23

3

14

88

98

The prevalence of eligible systematic reviews of orthodontic interventions that defined seeking of adverse effects of interventions as a research objective of the review^a

20.0% (2/10)

32.1% (9/28)

45% (9/20)

21.7 (5/23)

33.3% (1/3)

64.3% (9/14)

47.7% (33/88)

35.7% (35/98)

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

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)

The prevalence of eligible systematic reviews of orthodontic interventions that reported findings related to the adverse effects of interventions sought in the included studies^a

100.0% (10/10)

92.9% (26/28)

70.0% (14/20)

78.3% (18/23)

100.0% (3/3)

85.7% (12/14)

83.0% (73/88)

84.7% (83/98)

The prevalence of eligible systematic reviews of orthodontic interventions that considered, discussed (weighed) potential adverse effects of the intervention anywhere in the review ^a

100.0% (10/10)

92.9% (26/28)

85.0% (17/20)

91.3% (21/23)

100.0% (3/3)

85.7% (12/14)

89.8% (79/88)

90.8% (89/98)