Table 1.

Characteristics of local health department Twitter followers.

Characteristic		All		Individuals		Organizations		P
		n	%	n	%	n	%
Type		4434
	Individual	1843	41.57	—	—	—	—
	Organization	2591	58.43	—	—	—	—
Industry		4359		477		1551		<.001a
	Private user	1267	29.07	—	—	—	—
	Education	160	3.67	24	5.03	136	5.33
	Government	497	11.40	71	14.88	426	16.70
	Nonprofit	556	12.76	31	6.50b	525	20.58c
	For-profit	1053	24.16	174	36.48	868	34.03
	Media	599	13.74	160	33.54c	422	16.54b
	Other	192	4.40	16	3.35b	170	6.67
	Spam	35	0.80	1	0.21	4	0.16
Health focus		4340		1738		2563		<.001
	Yes	1748	40.28	419	24.11b	1303	50.83c
	No	2592	59.72	1319	75.89c	1260	49.16b
Location		3878		1371		2417		<.001
	In-state	2149	55.42	840	61.27c	1281	53.00b
	Out-of-state	1195	30.81	363	26.48b	815	33.72c
	In US state unknown	337	8.69	41	2.99b	147	6.08b
	Outside US	197	5.08	127	9.26	174	7.20

^aPrivate person was omitted for the purposes of bivariate analysis.

^bMore followers than expected fell into this category (standardized residuals >1.96).

^cFewer followers than expected fell into this category (standardized residuals <–1.96).