TABLE 5.

Mann–Whitney test and group statistics with group as independent variable and PANAS items as dependent variables.

Items	Experimental		Control		Mann–Whitney
	Mean	Mdn	Mean	Mdn	Sign.	U
Attentive	4.29	4	3.88	4	0.006	1,380.5
Enthusiastic	4.29	4	3.76	4	0.001	1,258.5
Concentrate	4.08	4	3.45	3.5	<0.001	1,118
Nervous	1.52	1	1.90	2	0.015	2,253
Jittery	1.56	1	1.82	2	0.047	2,212.5
Excited	3.19	3	2.78	3	0.046	1,485.5
Irritable	1.54	1	1.75	1.5	0.041	2,173
Positive Affect	37.92	38	35.52	36	0.020	1,356

Maximum score was 5. Only significant results were reported. PANAS, Positive and Negative Affect Schedule.