Table 1 Characteristics of the populations studied
| Â | Rural | Urban | Adjusted P value |
|---|---|---|---|
Community characteristics | |||
 Population | 26,563 | 7,000,000 |  |
 Persons per square kilometer | 668 | 13,150 |  |
 Average disposable income | $800 | $5600 |  |
 Birth rate per 1000 | 11.7 | 8.7 |  |
 Population growth rate per 1000 | 5.8 | 4.5 |  |
Subject characteristics | |||
 Total number subjects | 20 | 20 |  |
 Number (%) female | 5 (25%) | 13 (65%) |  |
 Mean (std) age range | 50.6 (11.7) | 58.9 (10.99) |  |
Significant differences in metadata | |||
 Insulin (μU/mL) | 4.31 | 9.84 | 0.0003 |
 Waist circumference (cm) | 73.78 | 85.03 | 0.0104 |
 BMI (kg/m2) | 21.09 | 24.45 | 0.0104 |
 HbA1c (%) | 5.65 | 6.63 | 0.0147 |