Table 5 The most frequent study designs extracted from the obesity epidemiological literature
From: Mining characteristics of epidemiological studies from Medline: a case study in obesity
Study design | Frequency | % |
|---|---|---|
Cross-sectional | 1,940 | 32.0 |
Cohort | 1,876 | 30.9 |
Review | 678 | 11.1 |
Population/epidemiological | 521 | 8.5 |
Case control | 341 | 5.6 |
Observational | 191 | 3.1 |
Non randomized controlled | 109 | 1.7 |
Non randomized | 109 | 1.7 |
Qualitative descriptive | 95 | 1.5 |
Qualitative | 49 | 0.8 |