Table 1. Practice use, feedback and engagement with NHS Choices and Facebook.

		NHS Choices	Facebook use
			Official pages	Unofficial pages
Number of practices		83	31a	58a
Reviews
Number of practices allowing reviews		83	14	33
	Number of reviews per practice	5.4	10.7 (SD = 11.5)	6.4 (SD = 4.6)
	Mean review score (SD)	3.6/5 (SD =1.0)	4.25/5 (SD = 0.9)	3.2/5 (SD = 1.7).
User interaction
Number of likes		N/A	7747 (SD = 279.7)	1358 (SD = 20.7)
Number of check-ins		N/A	4133 (SD = 309.0)	6126 (SD = 141.2)
Mean check-ins per practice (SD)		N/A	159	153

^aOf which 18 had both unofficial and official pages. SD = standard deviation.