Table 6 Comparison of PRISMA-A items by journal before and after the publication of the checklist. Mann-Whitney U test *p < 0.05; **p < 0.01

Journal of Clinical Periodontology

40

523

13.08

33

436

13.21

0.826

Journal of Periodontology

28

366

13.07

18

250

13.89

0.177

Journal of Periodontal Research

2

27

13.5

12

169

14.08

0.39

International Journal of Dental Hygiene

7

77

11

11

151

13.73

0.022*

Journal of the American Dental Association

2

29

14.5

4

60

15

0.5

Journal of Dentistry

2

30

15

3

44

14.67

0.6

Lasers in Medical Science

2

18

9

2

22

11

0.333

Evidence-based Dentistry

1

3

14

4

54

13.5

N/A