Histogram
Household annual income (3-level) vs Study Visit
| Intake | Visit 1 | Visit 2 | Visit 3 | Visit 4 | |
|---|---|---|---|---|---|
| Total | 433 | 433 | 433 | 433 | 433 |
| less than $80,000 | 179 | - | - | - | - |
| $80,000-$199,000 | 127 | - | - | - | - |
| $200,000 or more | 112 | - | - | - | - |
| Refused | 15 | - | - | - | - |
| Unknown | - | 433 | 433 | 433 | 433 |