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Table 2 Results of multi level analyses

From: Individual and city-level determinants of secondhand smoke exposure in China

Group Null model Full model (OR < 95 % CI)
Individual
 Gender
  Male   1.00
  Female   0.45 (0.23, 0.88)**
 Education
  Elementary school or less   1.00
  Junior high school   1.14 (0.64,2.04)
  High school   0.60 (0.31,1.14)
  Junior college or more   0.35 (0.18, 0.69)**
 Occupation
  Managers and clerks   1.00
  Professionals   0.95 (0.53,1.70)
  Commerce and service   1.20 (0.63,2.30)
  Operations   0.79 (0.42,1.51)
  Students   0.32 (0.16, 0.65)**
  Retired   0.28 (0.11, 0.73)**
  Other   0.25 (0.08, 0.72)**
 Per capita income (Yuan)
  <10,000   1.00
  10,000–19,999   0.80 (0.54,1.27)
  20,000–29,999   0.55 (0.35, 0.87)**
  30,000–39,999   0.24 (0.09, 0.64)**
  40,000–49,999   0.23 (0.10, 0.55)**
  50,000+   0.34 (0.14, 0.79)**
 Exposure to tobacco advertising
  No   1.00
  Yes   2.83 (1.23, 6.48)**
City-level
 GDP per capita
  <40,000   1.00
  40,000–49,999   1.02 (0.39,3.17)
  50,000+   0.39 (0.16, 0.92)*
 Anti-smoking media news coverage
  <20   1.00
  20–29   1.33 (0.42,4.24)
  30 and over   0.26 (0.09, 0.79)**
Random parameters between regions 3.12 2.25*
Fixed parameters 2.92** 2.43*
  1. Significant p values are in italics
  2. * p < 0.05; ** p < 0.01