Table 4.

Statistical table of mental function.

No.	Control group	Test group	No.	Control group	Test group
1	58.58	46.53	16	59.97	50.04
2	61.09	47.64	17	61.84	49.27
3	54.40	42.96	18	54.42	47.25
4	53.02	46.54	19	54.76	47.71
5	53.67	44.25	20	59.57	42.71
6	52.53	46.01	21	53.96	44.37
7	52.88	42.43	22	55.07	47.96
8	59.57	46.61	23	52.87	43.41
9	58.22	41.92	24	61.91	46.59
10	61.27	48.22	25	61.57	45.64
11	60.04	48.89	26	61.19	46.27
12	52.69	48.26	27	53.37	49.39
13	57.45	50.55	28	61.41	49.95
14	54.36	49.94	29	59.24	42.42
15	58.52	42.75	30	52.21	42.47