Table 4.

Comparison of role functions.

Number	Test group	Control group	Number	Test group	Control group
1	72.51	25.14	16	58.78	20.80
2	42.11	10.61	17	55.06	41.51
3	63.22	23.69	18	84.62	9.58
4	38.19	12.13	19	82.83	67.74
5	60.72	21.27	20	63.07	71.45
6	85.54	10.77	21	62.56	35.48
7	73.24	66.44	22	44.92	12.55
8	55.21	67.04	23	58.52	19.52
9	66.24	64.99	24	62.66	37.47
10	47.34	10.27	25	52.63	57.30
11	75.41	10.98	26	49.80	32.81
12	86.77	16.20	27	42.40	69.36
13	50.82	8.90	28	76.56	44.75
14	40.35	16.97	29	44.35	45.52
15	84.68	35.54	30	56.09	68.39