Table 1.
Characteristics of participants in the Indian Migration Study
| Characteristic | Participants with diabetes | Participants without diabetes | p valuea (t test) | Total participants |
|---|---|---|---|---|
| Sample size | 635* | 5,056 | – | 6,178 |
| Men (%) | 61.6 | 57.5 | – | 57.9 |
| Age (years) | 47.7 ± 7.2 | 40.0 ± 10.3 | <0.0001 | 40.8 ± 10.3 |
| Age at diagnosis (years) | 43.2 ± 7.3 | – | – | – |
| BMI (kg/m2) | 26.2 ± 4.0 | 23.5 ± 4.4 | <0.0001 | 23.8 ± 4.5 |
| Fasting glucose (mmol/l) | 7.8 ± 3.1 | 5.0 ± 0.6 | <0.0001 | 5.3 ± 1.4 |
| Fasting insulin (pmol/l) | 71.7 ± 87.8 | 53.0 ± 106.4 | <0.0001 | 54.7 ± 101.1 |
| HOMA-β | 57.6 ± 49.9 | 88.8 ± 60.2 | <0.0001 | 85.6 ± 59.9 |
| HOMA-IR | 1.49 ± 2.05 | 0.95 ± 0.95 | <0.0001 | 1.0 ± 1.12 |
Values are presented as mean ± SD
aAmong 635 individuals, 487 belonged to pairs discordant for diabetes, and 148 individuals from pairs concordant for diabetes (i.e. 74 pairs) (total number of pairs discordant and concordant for diabetes was 561 [487 + 74])