Table 2.

Least square mean differences between participants receiving active vs. sham treatment across visits by mixed model.

Visit	Contrast	Difference	Std. error	t ratio	p-value	Lower 95%	Upper 95%	Feingold d
1	Active-sham	−0.404	0.863	−0.467	0.6406	−0.4	0.86	−0.18
2	Active-sham	−1.532	0.87	−1.76	0.0793	−1.53	0.87	−0.67
3	Active-sham	−2.012	0.873	−2.305	0.0218	−2.01	0.87	−0.88
4	Active-sham	−1.424	0.875	−1.627	0.1048	−1.42	0.88	−0.62
5	Active-sham	−2.827	0.893	−3.164	0.0017	−2.83	0.89	−1.24
6	Active-sham	−2.845	0.88	−3.234	0.0013	−2.84	0.88	−1.24
7	Active-sham	−3.278	0.885	−3.703	0.0003	−3.28	0.89	−1.43
8	Active-sham	−2.797	0.895	−3.124	0.0019	−2.8	0.90	−1.22
9	Active-sham	−3.48	0.893	−3.896	0.0001	−3.48	0.89	−1.52
10	Active-sham	−2.563	0.905	−2.831	0.0049	−2.56	0.91	−1.12
11	Active-sham	−3.384	0.913	−3.709	0.0002	−3.38	0.91	−1.48