Table 3. Patient evaluation, usage, and compliance data.

	n	Visit 2						n	Visit 3
		n	%	Mean±SD	Median	Q1-Q3	Min-Max		n	%	Mean±SD	Median	Q1-Q3	Min-Max
Supplement evaluation
Preparation	93							93
Easy		81	93.1						79	96.3
Difficult		6	6.9						3	3.7
Dosage	93							93
Suitable		71	83.5						70	85.4
High		14	16.5						12	14.6
Taste	93							93
Suitable		71	81.6						66	80.5
Not suitable		16	18.4						16	19.5
Odor	93							93
Suitable		75	86.2						69	84.1
Not suitable		12	13.8						13	15.9
Appearance	93							93
Suitable		79	90.8						74	91.4
Not suitable		8	9.2						7	8.6
Density	93							93
Suitable		79	90.8						72	88.9
Not suitable		8	9.2						9	11.1
Patient compliance to the supplement
Number of total days, used	93			25.97±8.91	30.00	26.00-31.00	0.00-31.00	89*			27.56±6.82	30.00	28.00-31.00	0.00-31.00
Number of total days, not used	93			5.03±8.91	1.00	0.00-5.00	0.00-31.00	89*			3.44±6.82	1.00	0.00-3.00	0.00-31.00
Compliance (%)	93			83.77±28.74	96.77	83.87-100.00	0.00-100.00	89*			88.91±21.99	96.77	90.32-100.00	0.00-100.00
SD: Standard deviation; * Four patients did not respond to the question related to the compliance.