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. 2021 May 9;25:100401. doi: 10.1016/j.invent.2021.100401

Table 1.

Interest forms and participants yielded across recruitment categories, types, and sources.

Recruitment Type Location of Ads Applicants % of total applicants Initially Eligible % of total initially eligible Enrolled % of total enrolled that came source % of applicants from source who enrolled
Traditional Flyers Senior Facilities 15 0.85% 13 1.16% 7 2.05% 46.67%
Businesses 9 0.51% 3 0.27% 1 0.29% 11.11%
Community Centers 7 0.40% 5 0.45% 1 0.29% 14.29%
Health Clinics 4 0.23% 3 0.27% 2 0.59% 50.00%
Flyers Total 35 1.98% 24 2.14% 11 3.23% 31.43%
Health Providers Doctor/Health Care Provider 221 12.50% 155 13.80% 53 15.54% 23.98%
Sleep Specialist 103 5.83% 68 6.06% 17 4.99% 16.50%
Mental Health Professional 17 0.96% 6 0.53% 2 0.59% 11.76%
Health Providers Total 341 19.29% 229 20.39% 72 21.11% 21.11%
Word-of-Mouth SHUTi User 20 1.13% 11 0.98% 4 1.17% 20.00%
Conference Presentation 7 0.40% 4 0.36% 3 0.88% 42.86%
Family/Friend 130 7.36% 82 7.30% 33 9.68% 25.38%
Word-of-Mouth Total 157 8.94% 97 8.64% 40 11.73% 25.32%
Published Materials Consumer Reports 180 10.18% 114 10.15% 19 5.57% 10.56%
Magazine/Newspaper Online/Print 55 3.11% 38 3.38% 13 3.81% 23.64%
Harvard Health Newsletter 11 0.62% 9 0.80% 3 0.88% 27.27%
Bottom Line 7 0.40% 4 0.36% 2 0.59% 28.57%
Published Materials Total 253 14.31% 165 14.69% 37 10.85% 14.62%
Traditional Total 786 44.51% 515 45.86% 160 46.27% 20.33%
Online Internet 224 12.68% 151 13.45% 46 13.49% 20.54%
Clinicaltrials.gov 25 1.41% 21 1.87% 4 1.17% 16.00%
Reddit 2 0.11% 2 0.18% 1 0.29% 50.00%
Craigslist (paid) 166 9.39% 120 10.69% 32 9.38% 19.28%
Unsolicited Shared Link 82 4.64% 0 0.00% 0 0.00% 0.00%
Online Total 499 28.28% 294 26.18% 83 24.34% 16.60%
Social Media Facebook UVA Ad (Paid) 126 7.13% 93 8.28% 34 9.97% 26.98%
Facebook 144 8.14% 84 7.48% 15 4.40% 10.42%
Social Media Total 270 15.27% 177 15.76% 49 14.37% 18.15%
Other Other 24 1.36% 15 1.34% 7 2.05% 29.17%
BeHealth Solutions 187 10.58% 122 10.86% 42 12.32% 22.46%
Other Total 211 11.93% 137 12.20% 49 14.37% 23.22%
Total 1766 100.0% 1123 100.00% 341 100.00%

Note: Enrolled numbers reflect all participants who were enrolled, including those later withdrawn.