Skip to main content
. 2020 May 7;20:105. doi: 10.1186/s12874-020-00999-9

Table 5.

Predictors of PRESS, PRISMA, and IOM scores

Dependent variable
PRESS PRISMA IOM
Librarian Involvement 12.56** 3.58 3.99**
(2.87, 22.25) (−0.66, 7.82) (0.13, 7.85)
Field - Preventive Medicine and Epidemiology −1.54 Reference Reference
(−18.10, 15.03)
Field - Cardiovascular −11.28* 0.42 −0.84
(−24.10, 1.55) (−5.46, 6.29) (−6.18, 4.51)
Field - Gastroenterology −10.03 1.99 0.67
(−22.85, 2.79) (−4.48, 8.47) (−5.21, 6.56)
Field - Psychiatry −1.81 2.42 2.45
(−18.80, 15.18) (−5.38, 10.22) (−4.64, 9.55)
Field - Rheumatology Reference

1.49

(−5.89, 8.87)

2.21
(−4.50, 8.92)
Compliance with journal guidelines −0.40 3.07*** 4.34***
(−5.58, 4.77) (0.82, 5.32) (2.29, 6.38)
Journal Impact Factor (2017 Clarivate) −0.15 − 0.06 − 0.10
(− 0.54, 0.23) (− 0.23, 0.12) (− 0.26, 0.05)
Meta-analysis of randomized controlled trials −3.01 0.73 1.95
(−12.75, 6.73) (−3.46, 4.92) (−1.86, 5.76)
Network meta-analysis −3.24 4.72 2.36
(−17.34, 10.86) (−1.32, 10.77) (− 3.13, 7.86)
Number of included studies 0.02 −0.002 0.002
(−0.05, 0.09) (−0.03, 0.03) (− 0.03, 0.03)
Constant 71.23*** 82.03*** 69.49***
(55.00, 87.47) (72.23, 91.83) (60.58, 78.40)
Observations 95 100 100
R2 0.17 0.13 0.24
Adjusted R2 0.07 0.04 0.16
Residual Std. Error (df = 89) 18.35 (df = 84) 8.26 7.52
F Statistic (df = 10; 89) 1.74* (df = 10; 84) 1.39 2.86***

IOM Institute of Medicine, PRESS Peer Review of Electronic Search Strategies, PRISMA Preferred Reporting Items for Systematic Reviews and Meta-Analyses

*p < 0.1; **p < 0.05; ***p < 0.01,