Table 2. General characteristics of the journals (n = 700).
| Characteristics | No. (%) | ||
|---|---|---|---|
| Data sharing policy category | |||
| No policy | No data sharing policy | 308 (44.0) | |
| Weak policy | Encourage data sharing | 125 (17.9) | |
| Strong policy | Expect data sharing | 267(38.1) | 170 (24.3) |
| Mandate data sharing | 71 (10.1) | ||
| Mandate data sharing with peer review | 26 (3.7) | ||
| Impact factor quartilea | |||
| Q1 | 176 (25.1) | ||
| Q2 | 174 (24.9) | ||
| Q3 | 176 (25.1) | ||
| Q4 | 174 (24.9) | ||
| Type of publisher | |||
| Commercial | 531 (75.9) | ||
| Non-commercial | 169 (24.1) | ||
| Location of journal publisher | |||
| North America | 318 (45.4) | ||
| Europe | 334 (47.7) | ||
| Others | 48 (6.9) | ||
| Subject area | |||
| Life science | 80 (11.4) | ||
| Health science | 154 (22.0) | ||
| Physical science | 305 (43.6) | ||
| Multidiscipline | 161 (23.0) | ||
Notes.
a
Q1, first quartile; Q2, second quartile; Q3, third quartile; Q4, fourth quartile.