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 | |||||
| 18–30 | 5957 (31) | 232 (55) | 660 (65) | 1.5 | <0.001 |
| 31–40 | 2844 (15) | 102 (24) | 210 (21) | 0.83 | 0.2 |
| 41–50 | 2275 (12) | 54 (13) | 87 (9) | 0.65 | <0.5 |
| 51–60 | 2645 (14) | 22 (5) | 42 (4) | 0.8 | 0.4 |
| ≥61 | 4394 (23) | 6 (1) | 8 (1) | 0.56 | 0.4 |
| Gender | |||||
| Female | 11 003 (57) | 313 (74) | 719 (71) | 0.86 | 0.3 |
| Race/ethnicity | |||||
| White | 5494 (29) | 142 (33) | 211 (21) | 0.56 | <0.0001 |
| Black | 11 752 (61) | 232 (55) | 691 (69) | 1.9 | <0.0001 |
| Asian | 484 (3) | 24 (5) | 21 (2) | 0.39 | <0.005 |
| Hispanic | 389 (2) | 28 (3) | 30 (3) | 0.43 | <0.005 |
| Frequency of posting on social media* | Not available | ||||
| 3+ times daily | 56 (13) | 203 (20) | 1.6 | <0.005 | |
| 1–3 times daily | 66 (16) | 217 (22) | 1.5 | <0.01 | |
| Every few days | 108 (25) | 260 (26) | 1 | 0.9 | |
| Once per week | 52 (12) | 121 (12) | 1 | 0.9 | |
| Every few weeks | 60 (14) | 98 (10) | 0.66 | <0.05 | |
| Less than once a month | 33 (8) | 62 (6) | 0.78 | 0.3 | |
| A few times a year | 27 (6) | 30 (3) | 0.45 | <0.01 | |
| Never | 23 (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.