Table 3.

Change in incidence and incidence rate ratios for research diagnostic criteria for schizophrenia according to operational checklist for psychotic disorders with proportion of ethnic minority

Proportion of non-white ethnic minorities	Incidence per 100 000	Unadjusted ratio (95% CI)	Adjusted ratio* (95% CI)
Lowest third (8-22.8%)	52.6	5.15 (2.96 to 8.96)*	4.4 (2.49 to 7.75)†
Middle third (23-28.1%)	59.0	3.89 (2.58 to 5.89)*	3.63 (2.38 to 5.54)†
Highest third (28.2-57%)	36.9	2.32 (1.48 to 3.63)*	2.38 (1.49 to 3.79)†

^*Adjusted for age (years), sex, and ward deprivation z score. ^†P<0.001.