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Table 1 Summary of sample sizes by migrant status and distribution of variables used in the analyses
| Natives | Immigrants | |||||
|---|---|---|---|---|---|---|
| N | Mean | s.d. | N | Mean | s.d. | |
| Spain | ||||||
| Unemployment | 3,627 | 0.21 | 0.41 | 446 | 0.30 | 0.46 |
| Female | 3,627 | 0.45 | 0.49 | 446 | 0.51 | 0.50 |
| Age | 3,627 | 40.0 | 11.50 | 446 | 39.1 | 9.5 |
| Educational level | 3,627 | 2.10 | 0.70 | 446 | 2.0 | 0.6 |
| Years in education | 3,544 | 13.8 | 6.20 | 415 | 12.4 | 4.5 |
| Length of residence | 3,627 | 19.7 | 12.5 | 446 | 9.4 | 6.4 |
| Numeracy | 3,627 | 254.2 | 47.4 | 446 | 210.0 | 59.1 |
| Science | 3,627 | 0.06 | 0.25 | 446 | 0.06 | 0.25 |
| France | ||||||
| Unemployment | 4,372 | 0.10 | 0.30 | 249 | 0.16 | 0.36 |
| Female | 4,372 | 0.49 | 0.50 | 249 | 0.47 | 0.50 |
| Age | 4,372 | 40.8 | 11.8 | 249 | 45.6 | 9.9 |
| Educational level | 4,372 | 2.30 | 0.5 | 249 | 2.0 | 0.7 |
| Years in education | 4,277 | 14.8 | 5.3 | 212 | 12.6 | 5.1 |
| Length of residence | 4,372 | 20.0 | 12.8 | 249 | 17.5 | 11.2 |
| Numeracy | 4,372 | 266.5 | 51.5 | 249 | 197.7 | 64.1 |
| Science | 4,372 | 0.08 | 0.28 | 249 | 0.04 | 0.20 |
| United Kingdom | ||||||
| Unemployment | 5,753 | 0.10 | 0.30 | 353 | 0.12 | 0.33 |
| Female | 5,753 | 0.54 | 0.49 | 353 | 0.54 | 0.50 |
| Age | 5,753 | 40.0 | 12.4 | 353 | 38.6 | 10.2 |
| Educational level | 5,753 | 2.3 | 0.6 | 353 | 2.4 | 0.7 |
| Years in education | 5,234 | 17.6 | 8.5 | 315 | 15.5 | 4.7 |
| Length of residence | 5,753 | 17.0 | 12.9 | 353 | 8.9 | 8.5 |
| Numeracy | 5,753 | 269.4 | 49.6 | 353 | 244.3 | 57.9 |
| Science | 5,753 | 0.11 | 0.31 | 353 | 0.09 | 0.28 |
