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Table 5 Stage distribution of screen-detected lung cancers (LCs)

From: A population-based cohort study of chest x-ray screening in smokers: lung cancer detection findings and follow-up

LC Stage at Diagnosis

Baseline Screening

(LCs, n = 13)

Annual Screening After Baseline

(LCs, n = 21)

All Screens

(LCs, n = 34)

I, n (%)

6 (46)

12 (57)

18 (53)

II, n (%)

1 (8)

1 (5)

2 (6)

IIIA, n (%)

2 (15)

3 (14)

5 (15)

IIIB-IV, n (%)

3 (23)

4 (19)

7 (21)

Indeterminate, n (%)*

1 (8)

1 (5)

2 (6)

  1. LC: lung cancer
  2. *2 patients refused to complete staging procedures