Table 1.
Sample descriptive statistics
| Income | Median | Mean | Confidence interval | |
|---|---|---|---|---|
| Whites | 24,718.31 | 33,612.67 | 32,979.14 | 34,246.20 |
| Asians | 17,769.78 | 27,664.03 | 25,249.65 | 30,078.41 |
| Bangladesh | 9919.68 | 12,023.68 | 9684.823 | 14,362.54 |
| Pakistani | 13,307.09 | 20,095.06 | 15,542.9 | 24,647.22 |
| Indians | 25,514.02 | 34,608.66 | 30,471.51 | 38,745.81 |
| Variable | Obs | Mean | SD | Min | Max |
|---|---|---|---|---|---|
| Having visited GP | 8696 | 0.7832 | 0.4121 | 0 | 1 |
| Age group | |||||
| 25–34 | 8795 | 0.1806 | 0.3847 | 0 | 1 |
| 35–44 | 8795 | 0.1532 | 0.3602 | 0 | 1 |
| 45–54 | 8795 | 0.2543 | 0.4355 | 0 | 1 |
| Education | 8764 | 0.2708 | 0.4444 | 0 | 1 |
| BMI | 8798 | 25.9056 | 6.1745 | 12.4421 | 63.0914 |
| Smoke | |||||
| Ex-occasional smoker | 8725 | 0.3221 | 0.4673 | 0 | 1 |
| Never smoker | 8725 | 0.4834 | 0.4998 | 0 | 1 |
| Ethnic | |||||
| Black | 10,946 | 0.0293 | 0.1687 | 0 | 1 |
| Asian | 10,946 | 0.0732 | 0.2604 | 0 | 1 |
| Mixed | 10,946 | 0.0200 | 0.1400 | 0 | 1 |
| Any other | 10,946 | 0.0092 | 0.0956 | 0 | 1 |
| Male | 10,980 | 0.4577 | 0.4982 | 0 | 1 |
| Tertile of income | |||||
| Second tertile | 8790 | 0.3226 | 0.4675 | 0 | 1 |
| Highest tertile | 8790 | 0.3373 | 0.4728 | 0 | 1 |