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Table 1 Distribution of subjects according to the main characteristics

From: Prevalence of thyroid nodules in an occupationally radiation exposed group: a cross sectional study in an area with mild iodine deficiency

  Exposed Not exposed Not Included
Sex n % n % n %
Male 224 73,68 182 48,02 12 36,36
Female 80 26,32 197 51,98 21 63,64
Total 304 100,00 379 100,00 33 100,00
Missing - - 4 - 2 -
  Exposed Not exposed Not Included
Age class n % n % n %
up to 40 77 25,67 84 25,53 10 29,41
41–50 157 52,33 155 47,11 13 38,24
more or equal to 51 66 22,00 90 27,36 11 32,35
Total 300 100,00 329 100,00 34 100,00
Missing 4 - 54 - 1 -
  Exposed Not exposed Not Included
Work status n % n % n %
Graduate health workers 133 47,00 37 9,79 6 18,18
Not graduate health workers 137 48,41 170 44,97 23 69,70
Administrative - 0,00 65 17,20 - 0,00
Technical - 0,00 29 7,67 - 0,00
Assistant 13 4,59 77 20,37 4 12,12
Total 283 100,00 378 100,00 33 100,00
Missing 21 - 5 - 2 -