Table 2. Characteristics of respondents who use Twitter to obtain health information.

Characteristics of respondents who use Twitter	Frequency (n)	Percentage (%)
Duration of Twitter use
< 1 year	29	7.6
1–3 years	106	27.5
4–5 years	177	46.1
> 5 years	72	18.8
Preference of Twitter use for health information
Positive	199	51.8
Negative	185	48.2
Reason for preference
Ease of use and access	131	66.0
Comprehensive information	32	16.0
Validity of information	10	5.0
Low cost	15	7.5
Other	11	5.5
Seeking health information through accounts belonging to:
Governmental health institutions	105	27.3
Private health institutions	15	3.9
Medical organizations	43	11.2
Health campaigns	27	7.1
Particular physicians	139	36.2
Particular specialty search	19	4.9
Other	36	9.4