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. 2014 Aug 6;9:67. doi: 10.1186/s13018-014-0067-6

Table 2.

Demographics

Characteristic Control Concomitant
Mean age (years ± SD)
43 ± 13
37 ± 13
Age range (years)
30–60
21–53
Gender
 
 
  Male
5 (100%)
5 (71%)
  Female 0 (0%) 2 (29%)