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Table 1 Demographic characteristics of study population, United States, 2008

From: Climate change and climate variability: personal motivation for adaptation and mitigation

Demographic Study Sample N = 622 US Sample P Value
Age (median) 56.0 36.8 p < 0.001*
Gender (female) 56.8% 50.9% p < 0.05**
Race/Ethnicity    
   White 84.9% 75.1% p < 0.001**
   Non-white 13% 24.9% p < 0.001**
Annual household income    
   $30,000 and below 21.2% 29.1% p < 0.001**
   Above $30,000 78.8% 70.9% p < 0.001**
Highest level of education    
   High School diploma or below [Includes GED] 20.9% 44.8% p < 0.001**
   Some College & beyond 79.1% 55.2% p < 0.001**
  1. *One sample Wilcoxon Signed Ranks test
  2. **Chi Square test