Table 2.

Validation results of questioner

NO	Question about	CVR	Validation criteria	CVI of valid CVR	Validation Criteria
1	Name	0.25	Invalid	0.972	Valid
2	Age	1	Valid
3	Addresse	0.5	Invalid
4	Education	1	Valid
5	occupation	1	Valid
6	parturition status	1	Valid
7	herbs used	1	Valid
8	herbal benefits	1	Valid
9	frequency of herbal use	1	Valid
10	side effect experience status	0.75	Valid
11	side effects type	1	Valid