Table 3 Pre- vs post‑registry publication timing: discrepancies & omissions.

From: Systematic review with cross sectional comparative analysis identifies adverse event reporting discrepancies between ClinicalTrials.gov and published glaucoma randomized controlled trials

Outcome

Pre-publication before CT.gov results

Post-publication after CT.gov results

OR (95% CI)

RR (95% CI)

p-value

SAEs

 Different # of participant

8/17 (47.1%)

10/40 (25.0%)

2.62 (0.68–10.25)

1.88 (0.90–3.93)

0.1262

 Different # of total events

8/17 (47.1%)

18/40 (45.0%)

1.08 (0.30–3.93)

1.05 (0.57–1.92)

1.0000

 Omitted in publication (no mention)

7/17 (41.2%)

2/40 (5.0%)

12.53 (1.99–141.97)

8.24 (1.90–35.66)

0.0018

OAEs

 Different # of participant

12/17 (70.6%)

32/40 (80.0%)

0.61 (0.14–2.84)

0.88 (0.63–1.24)

0.4988

 Different # of total events

14/17 (82.4%)

37/40 (92.5%)

0.39 (0.05–3.23)

0.89 (0.70–1.13)

0.3492

 Omitted in publication (no mention)

2/17 (11.8%)

3/40 (7.5%)

1.63 (0.12–15.77)

1.57 (0.29–8.56)

0.6289

Mortality

 Different # reported

10/17 (58.8%)

19/40 (47.5%)

1.57 (0.43–5.92)

1.24 (0.74–2.07)

0.5648

Discontinuations due to AEs

 Different # reported

2/17 (11.8%)

17/40 (42.5%)

0.19 (0.02–0.97)

0.28 (0.07–1.07)

0.0322

  1. Counts show n/N (%). OR from Fisher’s exact; RR via Katz method with continuity correction when needed.