Table 1.

Comparison of mood status between the two groups (mean ± SD, score)

Group	n	Nervous		Anger		Tired		Depression		Energy		Confusion		Eds related to the self
		Before	After	Before	After	Before	After	Before	After	Before	After	Before	After	Before	After
Control	43	17.18 ± 2.42	13.83 ± 2.31a	9.29 ± 1.30	6.95 ± 1.28a	12.57 ± 2.41	8.65 ± 2.24a	15.08 ± 2.36	12.12 ± 2.23a	12.52 ± 2.47	10.21 ± 2.38a	11.36 ± 2.28	9.05 ± 2.12a	13.79 ± 2.54	10.25 ± 2.43a
Observation	43	17.25 ± 2.36	12.47 ± 2.23a	9.16 ± 1.27	6.24 ± 1.12a	12.49 ± 2.38	7.23 ± 2.15a	15.16 ± 2.21	10.84 ± 2.16a	12.39 ± 2.50	8.82 ± 2.26a	11.43 ± 2.31	7.79 ± 2.06a	13.63 ± 2.49	8.78 ± 2.32a
t value		0.136	2.778	0.469	2.737	0.155	2.999	0.162	2.704	0.243	2.777	0.141	2.795	0.295	2.869
P value		0.892	0.007	0.64	0.008	0.877	0.004	0.871	0.008	0.809	0.007	0.888	0.006	0.769	0.005

^a P < 0.05 compared with the specific values in the same group.