Table 1.

Patient knowledge concerning medicine use at T-2 and T-16, rated by the interviewer and by the patient

	Intervention			Control
	n	Mean	SD	n	Mean	SD
T-2 Interviewer*	202	7.38	1.85	214	7.11	1.87
T-2 Patient**	201	9.27	1.22	213	9.21	1.34
T-16 Interviewer*	198	7.99	1.83	203	7.62	2.10
T-16 Patient**	198	9.66	0.80	203	9.49	1.18

Notes:

^*Please rate the patient knowledge of the administration of his medication on a scale of 1–10. 1=poor knowledge; 10=very good knowledge.

^**If you had to rate your knowledge on a scale of 1–10, how sure are you of the administration of your medication?’ 1=poor knowledge; 10=very good knowledge.