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Table 3 General characteristics of exposed group (printing workers) and control group (office workers)

From: Reticulocytosis in screen-printing workers exposed to 2-butoxyethanol and 2-ethoxyethanol

Variables Exposed group
(n = 34)
Control group
(n = 37)
pvalue
Mean Standard deviation Mean Standard deviation
Age (years)a 31.21 3.88 32.59 6.23 0.355
BMI (Kg/m2)a 23.51 3.88 23.86 4.49 0.727
Hemoglobin (g/dL)a 15.43 1.24 14.87 1.54 0.095
  n % n %  
Sexb      0.079
 Male 26 76.5% 21 56.8%  
 Female 8 23.5% 16 43.2%
Alcohol consumptionb      0.124
 No 14 41.2% 22 59.5%  
 Yes 20 58.8% 15 40.5%
Smokingb      0.702
 No 19 55.9% 19 51.4%  
 Yes 15 44.1% 18 48.6%
  1. a p values by Student’s t-test
  2. b p values by Pearson’s chi-square test