Table 1.

COPD-LUCSS

	Score (Points)
BMI <25	1
Pack-years history >60	2
Age >60 yr	3
Radiologic emphysema, yes	4
Total	10

Definition of abbreviations: BMI = body mass index; COPD-LUCSS = chronic obstructive pulmonary disease lung cancer screening score.

COPD-LUCSS categories: low-risk category, 0–6 points; high-risk category, 7–10 points.