Table 3.

Percentage of health-related tweets in selected content areas by user group.

	Testable	News	Commercial	Wellness	Personal
Providers	61	56	14	25	17
No profile	68	32	16	10	32
Not health	55	47	22	33	9
Business	47	34a	44a	12a	8
Non-Providers	37a	26a	16	12	44a
Advocate	50	35	15	7	38a
Organization	64	52	33a	10a	7a

^aStatistically significant difference compared to the provider group at P<.05 using individual chi-square comparisons.