Table 6. Linear regression: transparency value.

Predictor	Estimate	SE	Statistic	P value	95% CI
(Intercept)	1.42	0.58	2.46	0.02	(0.28 to 2.56)
Sample	<0.01	<0.01	1.21	0.23	(−0.00 to 0.01)
Continent of trial conduct
Europe	0.57	0.38	1.48	0.14	(−0.19 to 1.33)
North America	1.08	0.45	2.41	0.02	(0.19 to 1.97)
Journal type
General medicine	0.17	0.51	0.33	0.74	(−0.84 to 1.18)
Orthopedics	−0.47	0.39	−1.22	0.22	(−1.24 to 0.29)
Funding source
Hospital	2.57	0.45	5.74	<0.01	(1.69 to 3.46)
Self-funded/no outside funding	3.18	0.41	7.82	<0.01	(2.37 to 3.98)
Impact factor of the journal	0.25	0.10	2.64	0.01	(0.06 to 0.44)