Table 1.
Sample demographics
| Study | n | Mean age (years ± s.d.) | Female (%) | BMI ± s.d. | |
|---|---|---|---|---|---|
| NFBC1966 | Northern Finland Birth Cohort 1966 | 4,703 | 31.0 ± 0.0 | 51 | 24.6 ± 4.1 |
| YF | The Cardiovascular Risk in Young Finns Study | 1,904 | 37.7 ± 5.0 | 54 | 26.0 ± 4.7 |
| HBCS | Helsinki Birth Cohort Study | 708 | 61.3 ± 2.9 | 60 | 27.1 ± 4.1 |
| GenMets | Health2000 GenMets Study | 572 | 55.8 ± 7.3 | 57 | 27.2 ± 4.5 |
| DILGOM | The Dietary, Lifestyle, and Genetic determinants of Obesity and Metabolic Syndrome | 443 | 50.1 ± 13.5 | 56 | 26.5 ± 4.6 |
| Twins | FinnTwin12 (FT12) and FinnTwin16 (FT16) cohort studies | 1,269 | 23.9 ± 2.1 | 55 | 23.1 ± 3.7 |
BMI, body mass index; n, number of individuals with both genotype and metabolic phenotypes included in this study.