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. Author manuscript; available in PMC: 2014 Aug 1.
Published in final edited form as: Ann Am Thorac Soc. 2013 Aug;10(4):330–335. doi: 10.1513/AnnalsATS.201304-080OC

Table 1.

Cohort Characteristics

Characteristic Statistics

Age (years) – mean (SD) 66 (11)

Male - N (%) 18 (95%)

Race/Ethnicity - N (%)
 White 17 (94%)

Smoking status - N (%)
 Current Smoker 4 (21%)
 Former Smoker 10 (53%)
 Never smoker 5 (26%)

Education - N (%)
 High School or less 7 (39%)

Largest nodule Size (in diameter) – mean (SD) 5 mm (3 mm)

Time from nodule detection to baseline interview – mean (SD)
(median)
154 days (145)
(121)

Type of physician caring for nodule
 Primary Care Provider 19 (100%)
  Attending 15 (79%)
  Nurse Practitioner 3 (16%)
  Physician Assistant 1 (5%)

Percents are of non-missing information