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Table 1 Statistical characteristics for HbA1c value, patient-based and small-area-based data

From: The usefulness of small-area-based socioeconomic characteristics in assessing the treatment outcomes of type 2 diabetes patients: a register-based mixed-effect study

Variable N Mean/Proportion SD Min. Max.
HbA1c 9172 6.6 1.2 4.1 15.3
Gender 10,204     
 Male 5402 52.9    
 Female 4802 47.1    
Age (patient) 10,204 67.9 12.1 13 99
Income (patient) 10,173 18,409.5 12,180.9 N/A N/A
Education (patient) 10,204     
 No degree 5190 50.9    
 Upper secondary level education 3609 35.4    
 Lowest level tertiary education 781 7.7    
 Lower-degree level tertiary education 374 3.7    
 Higher-degree level tertiary education 216 2.1    
 Doctorate level tertiary education 34 0.3    
Unemployed (patient) 432 4.2    
Median income (small-area) 131 16,083.0 3146.7 10,251 24,417
Educated, % (small-area) 131 62.3 9.9 38.4 84.5
Unemployed, % (small-area) 131 7.2 2.3 3.0 14.4