Table 2.

Characteristics by Primary Outcome (success in having donors tested)

	Donors Tested (n=29)	No Donors Tested (n= 62)	P value
Potential Donor Characteristics
Age, mean (SD)	35.0 (17.3)	38.3 (15.7)	0.6
Female	55.2%	50.0%	0.6
US resident	100.0%	79.5%	0.02
Personal Information Reported
Age	48.3%	25.8%	0.04
Location	89.7%	62.9%	0.01
Cause of kidney disease	62.1%	33.9%	0.02
Blood type	79.3%	56.5%	0.04
Photograph of potential recipient	90.0%	69.4%	0.04
Link to personal website	31.0%	6.5%	0.01
Mention of family/friends ability to donate	34.5%	21.0%	0.2
Currently on dialysis	48.3%	41.9%	0.6
Previous transplant	20.7%	11.3%	0.3
Transplant Information
Mentioned paired kidney donation	27.6%	17.7%	0.3
Mentioned the length of the waiting list	31.0%	17.7%	0.2
Link to appropriate transplant website	58.6%	27.4%	0.01
Mentioned risks of donation	10.3%	3.2%	0.2
Mentioned costs of donation	17.2%	9.7%	0.4
Web Traffic Information
≥ 200 likes	60.7%	8.1%	<0.001
≥ 25 wall posts by page author	69.0%	3.2%	<0.001
≥ 25 wall posts by others	72.4%	4.8%	<0.001
Encouraged others to “spread the word”	79.3%	41.9%	0.001
Composite Scores ¶
Personal information score, mean (SD)	5.0 (1.1)	3.5 (1.2)	<0.001
Transplant information score, mean (SD)	1.2 (1.0)	0.6 (0.8)	0.01
Page Traffic score, mean (SD)	1.3 (0.9)	0.1 (0.4)	<0.001

^¶The personal information score gave a point for including each of the following: photograph of the potential recipient, age, cause of kidney disease, blood type, location, link to a personal website, and mention of family/friends’ ability to donate (score 0–7; 7=most personal information provided).

The transplant information score gave a point for: mention of length of transplant waiting list, paired kidney donation, and provision of a transplant website (score 0–3; 3=all factors used in page). Page traffic score gave a point for each of the following criteria: ≥ 25 posts by others, and ≥ 200 likes (score 0–2; 2=highest traffic).

Abbreviations: SD (standard deviation)