From: A retrospective survey of quality of reporting on randomized controlled trials of metformin for polycystic ovary syndrome
Variables
β ^
SE
t
s
95% CI
Constant
5.52
0.81
6.80
< 0.001
3.87 to 7.17
Funding source
1.71
0.75
2.27
0.030
0.18 to 3.24
Year of publication
3.51
0.83
4.22
1.82 to 5.19