Table 1.

Characteristics of cancer patients and healthy controls

Characteristics	Number of subjects
	Breast (n=11)	Lung (n=15)	Controls (n=11)
Age (years)
Mean ± SD	56±7.6	56.6±13.3	52.1±9.3
Range	51.5–60.5	49.9–63.3	42.8–61.4
Gender
Male	–	10	6
Female	11	5	5
Clinical stage
I–II	11	–	Not applicable
III–IV	–	15
Metastasis	–	5	Not applicable
Prior antineoplastic treatment
None	6	7	Not applicable
Chemotherapy	5	8