Table 3.
Comparison of COI reporting between different sources
| COI reporting | ||||
| PubMed (N = 924) | Website (N = 907) | Full-text (N = 924) | P value | |
| Yes | 285 (31%) | 112 (12%) | 801 (87%) |
< 0.01* (overall) PubMed vs. Home page: < 0.01* PubMed vs. Full-text: < 0.01* Home page vs. Full text: < 0.01* |
| No | 639 (69%) | 795 (88%) | 123 (13%) | |
| Sponsorship reporting | ||||
| PubMed level (N = 924) | Website (N = 907) | Full-text level (N = 923) | P value | |
| Yes | 13 (1%) | 60 (7%) | 607 (66%) |
< 0.01*(overall) PubMed vs. Home page: 0.05 PubMed vs. Full-text: < 0.01* Home page vs. Full text: < 0.01* |
| No | 911 (99%) | 847 (93%) | 316 (34%) | |
| COI types | ||||
| PubMed level (N = 285) | Website (N = 112) | Full-text level (N = 801) | P value | |
| Financial | 0 (0%) | 2 (2%) | 13 (2%) | NA |
| Non-financial | 2 (1%) | 0 (0%) | 2 (0%) | |
| Both | 0 (0%) | 1 (1%) | 6 (1%) | |
| No COI | 283 (99%) | 109 (97%) | 780 (97%) | |
| COI details | ||||
| PubMed level (N = 39) | Website (N = 15) | Full-text level (N = 134) | P value | |
| Only financial | 19 (49%) | 11 (73%) | 73 (55%) | NA |
| Only non-financial | 3 (8%) | 0 (0%) | 4 (3%) | |
| Both | 17 (44%) | 4 (27%) | 57 (43%) | |