Table 3.
Unadjusted and adjusted hazard ratios by region of origin
| N | % | Unadjusted | Adjusteda | |||
|---|---|---|---|---|---|---|
| Hazard ratio | 95% CI | Hazard ratio | 95% CI | |||
| Schizophrenia + schizoaffective | ||||||
| Swedish-born (reference) | 1333 | 61.4 | 1 | 1 | ||
| Finland | 7 | 0.3 | 2.26 | 1.07–4.75 | 1.90 | 0.90–4.02 |
| Other Nordic | 10 | 0.5 | 1.83 | 0.98–3.40 | 1.50 | 0.80–2.82 |
| Europe | 125 | 5.8 | 2.01 | 1.67–2.41 | 1.85 | 1.53–2.23 |
| Asia + Oceania | 61 | 2.8 | 1.92 | 1.48–2.49 | 1.72 | 1.32–2.25 |
| Middle East | 123 | 5.7 | 2.25 | 1.87–2.71 | 2.07 | 1.71–2.50 |
| Africa | 105 | 4.8 | 5.94 | 4.87–7.25 | 5.24 | 4.26–6.45 |
| North America | 11 | 0.5 | 2.77 | 1.53–5.02 | 2.44 | 1.34–4.43 |
| South America | 29 | 1.3 | 1.94 | 1.32–2.83 | 1.84 | 1.26–2.70 |
| Affective psychotic disorders | ||||||
| Swedish-born (reference) | 1532 | 70.8 | 1 | 1 | ||
| Finland | 6 | 0.3 | 1.58 | 0.71–3.52 | 1.35 | 0.60–3.03 |
| Other Nordic | 7 | 0.3 | 1.02 | 0.49–2.15 | 0.89 | 0.42–1.89 |
| Europe | 106 | 4.9 | 1.37 | 1.11–1.68 | 1.23 | 0.99–1.53 |
| Asia + Oceania | 71 | 3.3 | 1.76 | 1.37–2.25 | 1.53 | 1.18–1.99 |
| Middle East | 97 | 4.5 | 1.48 | 1.19–1.83 | 1.37 | 1.10–1.70 |
| Africa | 50 | 2.3 | 2.31 | 1.73–3.07 | 2.01 | 1.49–2.70 |
| North America | 7 | 0.3 | 1.49 | 0.71–3.13 | 1.36 | 0.64–2.86 |
| South America | 28 | 1.3 | 1.79 | 1.22–2.62 | 1.81 | 1.23–2.65 |
| Other non-affective psychotic disorders | ||||||
| Swedish-born (reference) | 2899 | 64.3 | 1 | 1 | ||
| Finland | 15 | 0.3 | 2.09 | 1.26–3.47 | 1.91 | 1.14–3.17 |
| Other Nordic | 22 | 0.5 | 1.56 | 1.00–2.42 | 1.36 | 0.87–2.12 |
| Europe | 225 | 5.0 | 1.60 | 1.40–1.84 | 1.50 | 1.30–1.72 |
| Asia + Oceania | 140 | 3.1 | 1.96 | 1.65–2.33 | 1.79 | 1.50–2.13 |
| Middle East | 240 | 5.3 | 2.00 | 1.75–2.28 | 1.88 | 1.64–2.16 |
| Africa | 198 | 4.4 | 4.89 | 4.23–5.65 | 4.39 | 3.77–5.10 |
| North America | 20 | 0.4 | 2.12 | 1.35–3.34 | 1.94 | 1.23–3.05 |
| South America | 64 | 1.4 | 2.13 | 1.66–2.73 | 2.12 | 1.65–2.72 |
| Bipolar disorder without psychosis | ||||||
| Swedish-born (reference) | 5130 | 81.5 | 1 | 1 | ||
| Finland | 21 | 0.3 | 1.73 | 1.13–2.66 | 1.56 | 1.01–2.41 |
| Other Nordic | 31 | 0.5 | 1.44 | 1.01–2.05 | 1.35 | 0.94–1.93 |
| Europe | 110 | 1.8 | 0.45 | 0.37–0.54 | 0.43 | 0.36–0.53 |
| Asia + Oceania | 79 | 1.3 | 0.63 | 0.50–0.79 | 0.60 | 0.47–0.75 |
| Middle East | 88 | 1.4 | 0.42 | 0.34–0.52 | 0.43 | 0.34–0.53 |
| Africa | 23 | 0.4 | 0.33 | 0.22–0.50 | 0.32 | 0.21–0.48 |
| North America | 26 | 0.4 | 1.68 | 1.14–2.47 | 1.69 | 1.15–2.50 |
| South America | 62 | 1.0 | 1.16 | 0.90–1.49 | 1.27 | 0.99–1.63 |
| Unknown | 1 | 0.0 | 3.73 | 0.52–26.46 | 3.27 | 0.46–23.27 |
95% CI, 95% confidence interval. There were no cases of schizophrenia/schizoaffective disorder, affective psychosis, or other non-affective psychosis among people of ‘unknown’ region of origin.
a
Adjusted for age, sex and time period.