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Table 3 Multilevel logistic regression models for province-level variables and mental disability in 2006a

From: Effect modification of social-context changes on mental disability in China from 1987 to 2006: a multi-level study of 1.9 million people

  2006, OR (95% CI)
Model 1 Model 2 Model 3 Model4 Model 5 Model6
Male
 Per capita gross domestic product
  High Reference      Reference
  Medium 0.94 (0.71-1.18)      0.93 (0.67-1.18)
  Low 1.03 (0.78-1.28)      0.93 (0.56-1.30)
 Number of health professional in per 1,000 people
  High   Reference     Reference
  Medium   0.92 (0.70-1.14)     0.88 (0.59-1.16)
  Low   1.15 (0.89-1.42)     1.13 (0.71-1.56)
 Proportion of agriculture, forestry, animal husbandry and fishery (%)
  High    Reference    Reference
  Medium    1.08 (0.82-1.34)    1.06 (0.77-1.35)
  Low    1.06 (0.80-1.32)    1.07 (0.77-1.36)
 Illiterate (%)
  High     Reference   Reference
  Medium     0.93 (0.70-1.16)   0.98 (0.66-1.30)
  Low     0.87 (0.66-1.08)   0.91 (0.64-1.19)
 Percentage of aged 65 and over (%)
  High      Reference Reference
  Medium      1.10 (0.82-1.38) 1.21 (0.89-1.53)
  Low      1.05 (0.79-1.31) 1.12 (0.82-1.42)
ICC 0.020 0.018 0.020 0.019 0.020 0.016
Female
 Per capita gross domestic product
  High Reference      Reference
  Medium 1.07 (0.80-1.33)      1.11 (0.79-1.42)
  Low 0.96 (0.73-1.20)      1.12 (0.67-1.57)
 Number of health professional in per 1,000 people
  High   Reference     Reference
  Medium   0.87 (0.66-1.09)     0.84 (0.56-1.11)
  Low   1.00 (0.76-1.24)     0.98 (0.60-1.35)
 Proportion of agriculture, forestry, animal husbandry and fishery (%)
  High    Reference    Reference
  Medium    1.00 (0.76-1.24)    1.07 (0.78-1.36)
 Low    1.07 (0.81-1.33)    1.03 (0.75-1.31)
 Illiterate (%)
  High     Reference   Reference
  Medium     1.22 (0.93-1.51)   1.31 (0.87-1.74)
  Low     1.19 (0.91-1.47)   1.20 (0.83-1.56)
 Percentage of aged 65 and over (%)
  High      Reference Reference
  Medium      0.89 (0.67-1.12) 0.93 (0.68-1.18)
  Low      0.87 (0.66-1.06) 0.92 (0.67-1.17)
ICC 0.021 0.020 0.021 0.019 0.020 0.017
  1. Abbreviations: CI confidence interval, OR odds ratio
  2. a Model 1: adjustment for per capita gross domestic product and individual-level variables; Model 2: adjustment number of health professional per 1,000 people and individual-level variables; Model 3: adjustment proportion of agriculture, forestry, animal husbandry and fishery and individual-level variables; Model 4: adjustment percentage of illiterate and individual-level variables; Model 5: adjustment percentage of aged 65 and over and individual-level variables; Model 6: adjustment for area-level variables and individual-level variables