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Table 2 Characteristics (quantiles and moments) of incidence rates per 100,000 by sex and urbanicity

From: A systematic review of the incidence of schizophrenia: the distribution of rates and the influence of sex, urbanicity, migrant status and methodology

  n s (n r ) 10% 5% Median 75% 90% Mean s m h
Persons          
Urban 23 (67) 7.5 11.2 19.0 39.9 67.0 30.8 38.5 20.4
Rural 5 (7) 0.0 11.0 20.0 23.0 222.6 45.4 78.6 27.9
Mixed 29 (96) 7.9 10.0 13.3 19.4 26.0 15.3 8.6 12.9
Males          
Urban 10 (20) 10.7 13.5 24.6 45.4 64.5 39.6 57.8 24.8
Rural 2 (2) 19.0 19.0 69.7 120.3 120.3 69.7 71.7 47.8
Mixed 20 (80) 6.5 9.7 13.9 22.8 27.4 16.1 7.9 14.2
Females          
Urban 10 (20) 7.5 11.5 22.7 49.3 74.5 43.3 67.4 23.4
Rural 2 (2) 23.0 23.0 174.9 326.8 326.8 174.9 214.8 86.7
Mixed 20 (79) 3.0 4.6 8.0 20.0 24.0 11.6 8.1 8.9
  1. n s , number of studies, n r , number of rates, s, standard deviation, m h , harmonic mean of the rates.