Table 1 Characteristics of included studies
| N (total = 14) | |
|---|---|
| Type of lung cancer screening | |
| CXR | 3 |
| LDCT | 7 |
| Both | 4 |
| Measure of social status | |
| Education | 6 |
| Family/household income | 2 |
| Occupation | 2 |
| Deprivation | 1 |
| None | 5 |
| Other variables | |
| Age | 10 |
| Race/ethnicity | 4 |
| Marital status | 4 |
| Smoking status | 9 |
| Insurance status | 1 |
| Employment status | 1 |
| None | 3 |
| Geographical focus | |
| Asia | 3 |
| Europe | 7 |
| North America | 4 |