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. 2016 Apr 22;12:651–656. doi: 10.2147/TCRM.S104077

Table 1.

Distribution of descriptive characteristics

Characteristics
Age (years)
 Minimum–maximum 33–89
 Mean ± SD 58.36±12.22
sex, n (%)
 Female 18 (50.0)
 Male 18 (50.0)
Comorbidities, n (%)
 Yes 23 (63.9)
 no 13 (36.1)
Smoking, n (%)
 Yes 25 (69.4)
 no 11 (30.6)