Table 3 Number of letters according to sub-categories of methodological themes by journal
From: What do letters to the editor publish about randomized controlled trials? A cross-sectional study
Journal | Study design | Outcomes | Population | Intervention | Analysis | Results | Discussion | Generalizability | TOTAL |
|---|---|---|---|---|---|---|---|---|---|
NEJM | 30 | 14 | 50 | 72 | 130 | 5 | 9 | 15 | 325 (58) |
JAMA | 9 | 6 | 15 | 19 | 46 | 0 | 2 | 10 | 107 (19) |
Lancet | 6 | 6 | 10 | 19 | 38 | 4 | 6 | 6 | 95 (17) |
BMJ | 1 | 3 | 0 | 3 | 7 | 1 | 1 | 2 | 18 (3) |
AnnIntMed | 2 | 1 | 0 | 8 | 4 | 0 | 3 | 1 | 19 (3) |
TOTAL | 48 (9) | 30 (5) | 75 (13) | 121 (21) | 225 (40) | 10 (2) | 21 (4) | 34 (6) | 564 |