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. Author manuscript; available in PMC: 2021 Dec 1.
Published in final edited form as: J Thorac Oncol. 2020 Sep 12;15(12):1880–1892. doi: 10.1016/j.jtho.2020.08.029

Table 1:

Demographics of the study cohort (N = 82)

Characteristics AA
Age (years) 63.5 ± 8.7
Gender
 Female 18 (22%)
 Male 64 (78%)
BMI (kg/m2)
 Underweight 5 (6.1%)
 Normal 26 (31.7%)
 Overweight 19 (23.2%)
 Obese 12 (14.6%)
 Unknown 20 (24.4%)
Education
 Low 26 (31.7%)
 Medium 26 (31.7%)
 High 6 (7.3%)
 Unknown 24 (29.3%)
Income
 Low 17 (20.7%)
 Medium 27 (32.9%)
 High 7 (8.5%)
 Unknown 31 (37.8%)
Smoking Status
 Never 3 (3.7%)
 Former 29 (35.4%)
 Current 48 (58.5%)
 Unknown 2 (2.4%)
Smoking Pack-years
 Low 26 (31.7%)
 Medium 23 (28.0%)
 High 25 (30.5%)
 Unknown 8 (9.8%)
Menthol Use
 Yes 26 (31.7%)
 No 12 (14.6%)
 Unknown 44 (53.7%)
Histology
 LUAD 36 (43.9%)
 LUSC 39 (47.6%)
 BAC 4 (4.9%)
 Other 3 (3.7%)
Stage
 I 49 (59.8%)
 II 23 (28.0%)
 III 5 (6.1%)
 Unknown 5 (6.1%)

LUAD denotes lung adenocarcinoma, LUSC denotes lung squamous cell carcinoma, BAC denotes bronchioalveolar carcinoma

Education: low (Elementary school, middle school and 10th or 11th grade); medium (high School or GED, some college, technical school); high (College, professional school)

Income: low (under $15,000); medium ($15,000-60,000); high ($60,000 and above)

Pack-years of smoking: low (under 19 packyears smoked); medium (19.0-36.7 packyears smoked); high (greater than 36.7 packyears smoked)

BMI: underweight (under 18.5 kg/m2); normal (18.5-24.9 kg/m2); overweight (25.0-29.9 kg/m2); obese (greater than 30 kg/m2)