Part 1 of the analyses: results of Cox regression analysis predicting time until beginning of therapy from the beginning of follow-up (the entire original sample included: migrants n=162 775, Finnish-borns n=177 861, each individual can have only one event)
| All | Migrants | Finnish-born | |
| HR (95% CI) | HR (95% CI) | HR (95% CI) | |
| Migrant (ref. Finnish-born) | 0.27 (0.25 to 0.28) | ||
| Age (ref. 15–29) | |||
| 30–44 | 0.57 (0.55 to 0.60) | 0.52 (0.46 to 0.59) | 0.58 (0.55 to 0.61) |
| 45 or more | 0.17 (0.16 to 0.19) | 0.12 (0.10 to 0.15) | 0.17 (0.16 to 0.19) |
| Female (ref. male) | 2.76 (2.63 to 2.91) | 2.28 (2.02 to 2.58) | 2.90 (2.74 to 3.06) |
| SES (ref. upper white-collar workers) | |||
| Entrepreneurs and farmers | 0.51 (0.45 to 0.57) | 0.37 (0.28 to 0.49) | 0.56 (0.48 to 0.64) |
| Lower white-collar workers | 0.66 (0.62 to 0.70) | 0.65 (0.55 to 0.76) | 0.66 (0.62 to 0.70) |
| Blue-collar workers | 0.35 (0.33 to 0.38) | 0.29 (0.24 to 0.34) | 0.39 (0.35 to 0.42) |
| Not in employment | 0.58 (0.54 to 0.62) | 0.42 (0.36 to 0.50) | 0.68 (0.63 to 0.73) |
| Region of origin (ref. EU/EFTA, UK, North America and Australia) | |||
| Eastern Europe | 0.46 (0.41 to 0.52) | ||
| Middle East and Northern Africa | 0.34 (0.28 to 0.43) | ||
| Sub-Saharan Africa | 0.14 (0.09 to 0.20) | ||
| Asia | 0.17 (0.14 to 0.22) | ||
| Length of residence (ref. >15 years) | |||
| <5 years | 0.39 (0.33 to 0.45) | ||
| 5–15 years | 0.66 (0.58 to 0.75) | ||
Those whose therapy started before 2011 were excluded.
EU/EFTA, European Union/European Free Trade Association; SES, socioeconomic status.