Table 2.
Distribution of core variables across cohorts
| Harmonised dataset | Number of variables per cohort | ||||
|---|---|---|---|---|---|
| C-Surv theme | Variables included: n | Airwave | ELSA | Generation scotland | Memento |
| Administration | 9 | 6 | 7 | 6 | 9 |
| Sociodemographic | 7 | 6 | 7 | 7 | 6 |
| Early life environment | 4 | 0 | 4 | 0 | 0 |
| Medical history | 20 | 10 | 13 | 10 | 18 |
| Family disease history | 18 | 0 | 0 | 15 | 12 |
| Psychological status | 10 | 3 | 7 | 3 | 5 |
| Cognitive status | 11 | 4 | 5 | 4 | 6 |
| Lifestyle | 7 | 3 | 7 | 2 | 6 |
| Life functionality | 2 | 0 | 2 | 0 | 2 |
| Physical environment | 4 | 1 | 2 | 3 | 2 |
| Social environment | 3 | 0 | 3 | 0 | 0 |
| Physical examination | 7 | 5 | 7 | 5 | 6 |
| Imaging | 6 | 0 | 0 | 0 | 6 |
| Biosample assays | 15 | 8 | 8 | 4 | 13 |
| Molecular data | 1 | 1 | 1 | 1 | 1 |
| Totals | 124 | 47 | 73 | 60 | 92 |