Table 1 characteristics of studies included (n = 184)
Study characteristic | n, (%) |
|---|---|
Term used in title of the study | |
“Pilot” | 147, (79.9) |
“Feasibility” | 32, (17.4) |
Both | 5, (2.7) |
Study design | |
Randomized | 63, (34.2) |
Non-randomized interventional | 47, (25.5) |
Observational | 74, (40.2) |
Data collected | |
Quantitative | 122, (66.0) |
Qualitative | 12, (6.5) |
Both | 51, (27.6) |
Year of submission | |
2004-2016 | 135 (73.4) |
2017 to 2020 | 49 (26.6) |
Desired sample size | Median (min, max) 50 (5, 1152) |
Industry funded | 13, (7.1) |