Table 6. Results of K-POMS before and after playing ‘NORNIR’

	Before playing		After playing		t	p
	Average	StDev	Average	StDev
1. Melancholy state	1.23	0.45	0.38	0.2	3.587	.001
2. Vitality and composure	1.91	0.44	2.74	0.57	-3.358	.001
3. Anxiety and Depression	1.68	0.14	0.6	0.07	3.387	.001
4. Anger and hostility	0.77	0.18	0.25	0.1	1.876	.036
5. Tired and distracted	3	0.4	1.13	0.18	5.096	.000
6. Powerlessness and Uncertainty	1.47	0.66	0.53	0.47	4.772	.000