Table 1

Characteristics and demographics of sharers and non-sharers

 ED sample (n=19 182)Participants not sharing social media* data (n=425)Participants sharing social media* and EMR data (n=1008)
n (%)n (%)n (%)OR†p Value‡
Age group
 18–305957 (31)232 (55)660 (65)1.5<0.001
 31–402844 (15)102 (24)210 (21)0.830.2
 41–502275 (12)54 (13)87 (9)0.65<0.5
 51–602645 (14)22 (5)42 (4)0.80.4
 ≥614394 (23)6 (1)8 (1)0.560.4
Gender
 Female11 003 (57)313 (74)719 (71)0.860.3
Race/ethnicity
 White5494 (29)142 (33)211 (21)0.56<0.0001
 Black11 752 (61)232 (55)691 (69)1.9<0.0001
 Asian484 (3)24 (5)21 (2)0.39<0.005
 Hispanic389 (2)28 (3)30 (3)0.43<0.005
Frequency of posting on social media*Not available
 3+ times daily56 (13)203 (20)1.6<0.005
 1–3 times daily66 (16)217 (22)1.5<0.01
 Every few days108 (25)260 (26)10.9
 Once per week52 (12)121 (12)10.9
 Every few weeks60 (14)98 (10)0.66<0.05
 Less than once a month33 (8)62 (6)0.780.3
 A few times a year27 (6)30 (3)0.45<0.01
 Never23 (5)17 (2)0.3<0.001
  • *Social media refers to Facebook or Twitter.

  • †OR calculated using the group compared to non-group (eg, white vs non-white). OR <1 means this group is under-represented among sharers versus non-sharers.

  • ‡Overall ED sample is not included in the calculation of OR or p value.

  • ED, emergency department; EMR, electronic medical record.