Table 1 Lack of information on ethical approval in health and social sciences articles with Swedish research persons
Study characteristics | Health sciences, somatic focus (n = 200) | Health sciences, non-somatic focus (n = 200) | Social sciences (n = 200) | Total (n = 600) | |||||
|---|---|---|---|---|---|---|---|---|---|
Information missing | Fisher’s exact test, p-value | Information missing | Fisher’s exact test,p-value | Information missing | Fisher’s exact test, p-value | Information missing | Fisher’s exact test, p-value | ||
All articles | 12/200; 6% | – | 21/200; 11% | – | 54/200; 27% | – | 87/600; 15% | – | |
Study type | |||||||||
Intervention | 2/77; 3% | Non-sign | 2/20; 10% | Non-sign | 3/24; 13% | Non-sign | 7/121; 5% | < 0.01 | |
Observation | 10/123; 8% | 19/180; 11% | 51/176; 29% | 80/479; 17% | |||||
No. of authors | |||||||||
1–2 | 0/5; 0% | a | 6/16; 38% | < 0.01 | 24/57: 43% | < 0.01 | 30/78: 38% | < 0.001 | |
≥ 3 | 12/195; 6% | 15/184: 8% | 30/143; 20% | 57/522; 11% | |||||
University | |||||||||
With medical schoolb | 12/194; 6% | a | 12/165; 7% | < 0.01 | 28/116; 27% | Non-sign | 54/475; 11% | < 0.001 | |
Otherc | 0/6; 0% | 9/35; 26% | 26/84; 31% | 35/125; 28% | |||||