Table 5. Domain 4: Knowledge of the purpose of medication.

*Significant at p<0.05, **Significant at p<0.01. 

Knowledge of the purpose of medication
Variable	No (N (%))	Yes (N (%))	Total (N (%))	Χ2	p-value
Number of hospitalizations
0	94 (91.3%)	9 (8.7%)	103 (100.0%)	12.765	0.002**
1	36 (97.3%)	1 (2.7%)	37 (100.0%)
2	8 (80.0%)	2 (20.0%)	10 (100.0%)
3 or >3	4 (50.0%)	4 (50.0%)	8 (100.0%)
Total	142 (89.9%)	16 (10.1%)	158 (100.0%)
No. of family members in care
1	17 (81.0%)	4 (19.0%)	21 (100.0%)	7.892	0.034*
2	68 (94.4%)	4 (5.6%)	72 (100.0%)
3	38 (82.6%)	8 (17.4%)	46 (100.0%)
>3	19 (100.0%)	0 (0.0%)	19 (100.0%)
Total	142 (89.9%)	16 (10.1%)	158 (100.0%)
Variable		Mean	SD	z	p-value
Total duration of illness
Knowledge of the purpose of medication
No		8.86	5.61	−2.598	0.009**
Yes		14.69	9.16
Total duration of treatment
Knowledge of the purpose of medication
No		7.34	5.16	−2.216	0.027*
Yes		12.38	9.05
Scale for assessment of positive symptoms
Knowledge of the purpose of medication
No		18.27	15.94	−2.761	0.006**
Yes		32.75	19.98