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Table 3 Homogeneity test of 2007 and the current study

From: Representative survey on idiopathic environmental intolerance attributed to electromagnetic fields in Taiwan and comparison with the international literature

  Weighted Multivariate Analysis  
Variable Current survey 2007 survey Homogeneity test
Sex p = 0.03
 Female 1 1  
 Male 0.7 (0.4, 1.1) 1.0 (0.7, 1.4)  
Age (year) p = 0.15
 18–34 1 1  
 35–49 0.9 (0.4, 2.0) 1.2 (0.8, 1.8)  
 50–64 0.8 (0.3, 2.0) 1.1 (0.7, 1.8)  
  ≥ 65 0.6 (0.2, 1.9) 0.4 (0.1, 1.0)  
Perceived Health Status p = 0.12
 Excellent 1 1  
 Good 1.3 (0.5, 3.9) 0.9 (0.6, 1.4)  
 Fair 1.3 (0.5, 3.2) 0.7 (0.4, 1.2)  
 Poor 0.9 (0.3, 2.6) 0.8 (0.4, 1.6)  
 Very poor 5.4 (1.4, 20.6)* 4.9 (1.6, 15.2)*  
Impairment in Daily Activities p = 0.42
 No 1 1  
 Yes 2.2 (1.2, 3.8)* 1.3 (0.8, 2.1)  
Education Level p = 0.37
 Middle school and below 1 1  
 High school 0.6 (0.3, 1.4) 1.1 (0.6, 1.8)  
 College and above 0.9 (0.4, 2.0) 1.1 (0.7, 1.8)  
Employment Status p = 0.28
 Employed 1 1  
 Out of work/not working 1.0 (0.4, 2.8) 1.6 (0.8, 3.0)  
 Unable to work 0.9 (0.3, 2.5) 1.8 (1.1, 3.2)*  
  1. *p < 0.05