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. 2009 Nov 5;181(3):264–269. doi: 10.1164/rccm.200907-1064OC

TABLE 3.

CHARACTERISTICS OF UNRESECTED PATIENTS WITH STAGE I OR II NON–SMALL CELL LUNG CANCER ACCORDING TO THE AREA OF RESIDENCE

Characteristic Low RT Utilization Areas High RT Utilization Area
Age, years (%)
 ≤69 20 19
 70–75 26 25
 >75 54 56
Female (%) 46 48
Race (%)
 White 83 81
 African American 11 10
 Hispanic 2 5
 Other 4 4
Median income in ZIP code of residence (%)
 Highest three quartiles 80 82
 Lowest quartile 20 18
Stage
 I 92 93
 II 8 7
Tumor size, mm (%)
 ≤20 20 19
 21–30 26 28
 31–50 35 34
 51–70 13 13
 >70 6 6
Histology (%)
 Adenocarcinoma 31 32
 Squamous cell carcinoma 44 43
 Large cell carcinoma 8 9
 Other 17 16
Charlson comorbidity score (%)
 0 34 35
 1 33 32
 ≥2 33 33

Definition of abbreviation: RT = radiation therapy.