From: Reporting of participant flow diagrams in published reports of randomized trials
Trial design | Parallel (n = 236) | Other * (n = 27) |
---|---|---|
Journal type | Â | Â |
Specialty | 144 (61%) | 11 (41%) |
General medical | 92 (39%) | 16 (59% |
Funding | Â | Â |
Solely industry | 40 (17%) | 1 (4%) |
Part industry | 43 (18%) | 2 (7%) |
Non industry | 126 (53%) | 20 (74%) |
None | 5 (2%) | 2 (7%) |
Unknown | 22 (9%) | 2 (7%) |
CONSORT endorsing journal | Â | |
Yes | 210 (89%) | 27 (100%) |
No | 26 (11%) | 0 (0%) |
Top 5 common specialty fields | Â | |
 | Paediatrics 34 (14%) | Paediatrics 10 (34%) |
 | Cardiology 29 (12%) | Cardiology 2 (7%) |
 | Psychiatry 20 (9%) | Psychiatry 2 (7%) |
 | Infectious diseases 20 (9%) | Infectious diseases 2 (7%) |
 | Oncology 17 (7%) | Oncology 1 (3%) |
Intervention | Â | Â |
Drug | 116 (49%) | 6 (22%) |
Surgery/procedure | 46 (20%) | 3 (11%) |
Counselling/lifestyle | 64 (27%) | 15 (56%) |
Equipment | 10 (4%) | 3 (11%) |
Study centres | Â | Â |
Single | 72 (31%) | 4 (15%) |
Multiple | 137 (58%) | 20 (74%) |
Unclear | 27 (11%) | 3 (11%) |
Number of study groups | Â | |
2 | 187 (79%) | 20 (74%) |
3 | 36 (15%) | 2 (7%) |
4 | 11 (5%) | 3 (11%) |
> 4 | 2 (1%) | 2 (7%) |
Sample size | Â | Â |
Median (IQR) | 213 (101 to 476) | 529 (130 to 2243) †|
10 to 90 percentile | 50 to 1217 | 56 to 61280 |