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Table 2 Association of registered blindness with gender and age in Jing-an district in 2009

From: Causes and 3-year-incidence of blindness in Jing-An District, Shanghai, China 2001-2009

   OR 95%CI P
    lower Upper  
Sex male 1    
  female 0.87 0.73 1.04 0.12
age 1-29 1    
  30-49 2.57 2.13 3.11 <0.001
  50-69 7.27 5.48 9.63 <0.001
  70 or 70+ 21.20 13.69 32.84 <0.001
  1. CI: confidence interval
  2. OR: odds ratio (binary logistic regression)