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. 2022 Oct 1;22:256. doi: 10.1186/s12874-022-01734-2

Table 5.

Numbers of participants (N) and progress in trial recruitment (total numbers of participants and months of recruitment), at each interim analysis and the study end, for each RCT; the primary outcome time-point t and follow-up (FU) time-points are shown for each RCT

RCT Numbers (N) Progress
Interim N1 N2 N3 Nt Total Months
WAT (FU at 6w, 3m, 6m and t=12m)
 1 49 43 29 10 75 17
 End 119 119 122 120 126 48
DRAFFT (FU at 3m, 6m and t=12m)
 1 205 135 - 26 294 15
 End 423 414 - 415 461 34
WOLLF (FU at 3m, 6m, 9m and t=12m)
 1 115 84 51 37 201 23
 2 188 136 85 74 293 27
 3 255 217 173 156 373 34
 End 354 329 314 374 460 50
FASHION (FU at 6m and t=12m)
 1 86 - - 62 104 27
 2 208 - - 141 304 45
 End 315 - - 321 348 59
CSAW (FU at t=6m)
 1 - - - 79 142 21
 2 - - - 137 195 28
 End - - - 180 210 39
FIXDT (FU at 3m and t=6m)
 1 105 - - 79 159 21
 2 178 - - 146 243 27
 End 273 - - 282 321 42