Table 3.

Comparison of data in three groups.

	control
				pre vs. post 1		pre vs. post 2
	Pre	Post1	Post2	Z value	p value	Z value	p value
Sleep quality	1.82	1.64	1.45	-0.70	0.480	-1.26	0.206
Sleep latency	2.09	2.27	1.82	-1.00	0.317	-1.34	0.180
Sleep duration	2.00	1.82	1.55	-0.81	0.414	-1.40	0.160
Sleep efficiency	2.18	2.18	2.00	0.00	1.000	-0.81	0.414
Sleep disturbances	2.55	2.45	2.55	-0.27	0.785	0.00	1.000
Sleep medications	1.91	2.09	2.09	-0.53	0.593	-0.53	0.59
Daytime dysfunction	1.45	1.91	1.73	-1.51	0.129	-1.13	0.257
Overall score	13.91±5.52	14.45±5.37	13.27±5.58	-0.88	0.375	-0.85	0.394
	aerobic
Sleep quality	1.77	1.15	1.31	-2.82	0.005**	-1.45	0.145
Sleep latency	1.85	1.38	1.77	-1.40	0.161	-0.05	0.957
Sleep duration	1.85	1.46	1.77	-1.40	0.160	-0.27	0.782
Sleep efficiency	2.23	1.92	1.92	-1.41	0.157	-1.10	0.271
Sleep disturbances	2.85	2.08	2.00	-2.04	0.041*	-2.05	0.040*
Sleep medications	1.69	1.46	1.15	-0.36	0.717	-1.35	0.177
Daytime dysfunction	2.08	1.15	1.38	-2.14	0.032*	-1.49	0.135
Overall score	14.31±4.72	10.54±6.22	11.54±6.39	-2.06	0.039*	-1.42	0.154
	yoga
Sleep quality	2.07	0.73	0.33	-3.25	0.005**	-3.34	0.001**
Sleep latency	1.80	1.33	0.80	-1.65	0.097	-2.65	0.008**
Sleep duration	2.20	0.87	0.27	-3.40	0.001**	-3.45	0.001**
Sleep efficiency	2.53	1.60	0.73	-2.62	0.009**	-3.22	0.001**
Sleep disturbances	2.40	1.87	0.87	-1.90	0.057	-3.22	0.001**
Sleep medications	1.87	0.93	0.27	-3.12	0.002**	-2.94	0.003**
Daytime dysfunction	1.73	1.00	0.40	-2.11	0.035*	-2.74	0.006**
Overall score	14.40±5.92	8.07±5.45	3.73±3.49	-3.41	0.001**	-3.41	0.001**

^*p=0.05;

^**p=0.001 within-groups significant differences