Table 1.
The results of reporting quality assessment (n = 487)
|
PRISMA items |
Yes |
Partial |
No |
||||
|---|---|---|---|---|---|---|---|
| n (%) | 95% CI | n (%) | 95% CI | n (%) | 95% CI | ||
|
Title |
1. Title |
476 (98) |
96–99 |
1 (0) |
1–1 |
10 (2) |
1–4 |
|
Abstract |
2. Structured summary |
256 (53) |
48–57 |
226 (46) |
42–51 |
5 (1) |
0–2 |
|
Introduction |
3. Rational |
429 (88) |
85–91 |
55 (11) |
9–14 |
3 (1) |
0–2 |
|
4. Objective |
335 (69) |
65–73 |
143 (29) |
26–34 |
9 (2) |
1–4 |
|
|
Methods |
5. Protocol and registration |
2 (0) |
0–2 |
58 (12) |
9–15 |
427 (88) |
85–90 |
|
6. Eligibility criteria |
447 (92) |
89–94 |
39 (8) |
6–11 |
1 (0) |
1–1 |
|
|
7. Information sources |
480 (99) |
97–100 |
6 (1) |
0–23 |
1 (0) |
0–1 |
|
|
8. Search |
263 (54) |
50–59 |
182 (37) |
33–41 |
42 (9) |
6–12 |
|
|
9. Study selection |
241 (50) |
45–54 |
72 (15) |
12–18 |
174 (36) |
32–40 |
|
|
10. Data collection process |
334 (69) |
64–73 |
45 (9) |
7–12 |
108 (22) |
19–26 |
|
|
11. Data items |
203 (42) |
37–46 |
25 (5) |
4–8 |
259 (53) |
49–58 |
|
|
12. Risk of bias in individual studies |
436 (90) |
87–92 |
17 (4) |
2–6 |
34 (7) |
5–10 |
|
|
13. Summary measures |
444 (91) |
88–93 |
7 (1) |
0–3 |
36 (7) |
5–10 |
|
|
14. Synthesis of results |
453 (93) |
90–95 |
7 (1) |
0–3 |
27 (6) |
4–8 |
|
|
15. Risk of bias across studies |
161 (33) |
29–37 |
74 (15) |
12–19 |
252 (52) |
47–56 |
|
|
16. Additional analyses |
253 (52) |
48–56 |
44 (9) |
7–12 |
190 (39) |
35–43 |
|
|
Results |
17. Study selection |
356 (73) |
69–77 |
70 (14) |
12–18 |
61 (13) |
10–16 |
|
18. Study characteristics |
445 (91) |
89–94 |
21 (4) |
3–7 |
21 (4) |
3–7 |
|
|
19. Risk of bias with studies |
423 (87) |
84–90 |
31 (6) |
5–9 |
33 (7) |
5–9 |
|
|
20. Results of individual studies |
442 (91) |
88–93 |
24 (5) |
3–7 |
21 (4) |
3–7 |
|
|
21. Synthesis of results |
442 (91) |
88–93 |
23 (5) |
3–7 |
22 (5) |
3–7 |
|
|
22. Risk of bias across studies |
109 (22) |
19–26 |
94 (19) |
16–23 |
284 (58) |
54–63 |
|
|
23. Additional analyses |
142 (29) |
25–33 |
56 (11) |
9–15 |
289 (59) |
55–64 |
|
|
Discussion |
24. Summary of evidence |
440 (90) |
87–93 |
38 (8) |
6–11 |
9 (2) |
1–4 |
|
25. Limitations |
385 (79) |
75–83 |
42 (9) |
6–12 |
60 (12) |
10–16 |
|
|
26. Conclusions |
394 (81) |
77–84 |
85 (18) |
14–21 |
8 (2) |
0–3 |
|
|
Funding |
27. Funding |
119 (24) |
21–28 |
41 (8) |
6–11 |
327 (67) |
63–71 |
|
Total score |
Scope |
8.5–26.0 |
|||||
| ±SD | 19.60 ± 3.33 | ||||||