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Table 1 Summary of data from studies included for schizophrenia

From: Health states for schizophrenia and bipolar disorder within the Global Burden of Disease 2010 Study

Reference Country Age range (years) Number of cases Quality Index Score (/1) Percentage of acute cases Percentage of residual cases
Bondestam et al., 1990[31] Tanzania 15-99 10 0.7 60 40
Shen et al., 1981[34] China 15-99 341 0.5 51 49
Zharikov, 1986[35] Russia N/Sa 1429 0.3 50 50
Babigian, 1980[30] USA 0-99 3319 0.5 62 38
Fichter et al., 1996[32] Germany 18-99 7 0.8 75 25
Keith et al., 1991[33] USA 18-99 305 0.9 69 31
Pooled health state proportions (%) (95% confidence intervals) 63% (38%-82%) 37% (18%-62%)
  1. Note. Values rounded up to nearest whole number; aN/S: Not specified.