Table 3.
Rate of untreated psychosis by area of residence (grouped into more and less urban areas) – all psychoses
| Local area | Type of area | Pop density (per sq km) | Cases (all psychoses) | Crude ratea | Adjusted rateb (95% CI) | IRRb (within site) |
|---|---|---|---|---|---|---|
| Uthiramerur & Maduranthakam | Rural | 356 | 103 | 16.6 | 17.6 (14.1–21.0) | 1 |
| Chengelpettu/Thiroporur | Peri-urban/mixed | 737 | 165 | 19.6 | 20.6 (17.4–23.8) | 1.18 (0.91–1.53) |
| Ona Ara | Peri-urban/mixed | 914 | 75 | 17.9 | 18.5 (14.1–22.9) | 1 |
| Ibadan North-East & South-East | Urban | 17 041 | 121 | 12.3 | 12.8 (10.4–15.1) | 0.69 (0.50–0.96) |
| Sangre Grande, Tunapuna/Piarco, San Juan/Laventille, Diego Martin, Chaguanas | Mixed rural/peri-urban/urban | 351 | 428 | 50.2 | 51.5 (46.6–56.4) | 1 |
| Arima & Port of Spain | Urban | 3030 | 145 | 157.7 | 169.5 (141.6–197.4) | 3.19 (2.54–4.00) |
a
Crude and adjusted rates are per 100 000 people.
b
Adjusted for age and gender.