Prognostic factors for local control of stage I non-small cell lung cancer in stereotactic radiotherapy: a retrospective analysis

Table 2 Patient backgrounds

Age	median, 77 years (range: 54–90 years)
Sex	Male: 64 lesions, 64 patients
Sex	Female: 17 lesions, 16 patients
Histopathology	Adenocarcinoma: 33 patients
	Squamous cell carcinoma: 22 patients
	Large cell carcinoma: 5 patients
	Unclassified: 20 patients
Stage	T1 (Stage IA): 63 lesions
	T2 (Stage IB): 18 lesions

ISSN: 1748-717X