Table 4.
Characteristics of 57 studies evaluating SR adherence to the PRISMA Statement
| Characteristic | Summary data |
|---|---|
| Year of study publication | |
| 2011–2014 | 24 (42%) |
| 2015–2017 | 33 (58%) |
| Focus of SRs evaluated | |
| Therapeutic interventions (treatment/prevention) | 45 (79%) |
| Diagnostic | 4 (7%) |
| Mix (e.g. some therapeutic, some diagnostic) | 6 (11%) |
| Not specified | 2 (4%) |
| Clinical area of SRs evaluated | |
| Surgery | 14 (25%) |
| General medicine | 5 (9%) |
| Nursing | 5 (9%) |
| Complementary and alternative medicine | 4 (7%) |
| Other (specific clinical condition) | 29 (51%) |
| Median number of SRs evaluated | 74 (44-144) |
| Median earliest year of publication of SRs evaluated | 2005 (2001–2009) |
| Median latest year of publication of SRs evaluated | 2013 (2011–2015) |
| Journal of SRs evaluated | |
| Non-Cochrane only | 34 (60%) |
| Both Cochrane and non-Cochrane | 22 (39%) |
| Unclear | 2 (11%) |
| Language of SRs evaluated | |
| English only | 39 (68%) |
| Chinese only | 9 (16%) |
| Portuguese only | 1 (2%) |
| English and LOE (less than 10% LOE) | 6 (11%) |
| English and LOE (more than 40% LOE) | 2 (4%) |
Data given as number (percent) or median (interquartile range)
LOE language other than English, SR systematic review