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Table 1 Participants’ characteristics and LDCT scan findings (n = 746)

From: The additional value of lung cancer screening program in identifying unrecognized diseases

Variables

N = 746

Age (years)

 

52–58

203 (27.2)

59–64

306 (41.0)

65–78

237 (31.8)

Sex (M)

462 (61.9)

Smokers

540 (72.4)

Ex-smokers

206 (27.8)

Pack year

49.5 (19.9)

Professional exposure

2 (0.27)

Cancer pathology familiarity

359 (48.1)

Comorbidities

 

Asthma

12 (1.6)

Diabetes mellitus

57 (7.6)

Hypertension

260 (34.9)

Gastroesophageal reflux disease

34 (4.6)

Hypercholesterolemia

136 (18.2)

Hyperthyroidism

1 (0.1)

Benign prostatic hyperplasia (BPH)

47 (6.3)

Lung nodules

 

Nodules <  = 4 mm

174 (23.3)

Nodules 5–6 mm

135 (18.1)

Nodules 7–8 mm

43 (5.8)

Nodules >  = 8 mm

98 (13.1)

LDCT findings

 

Ground glass opacity

47 (6.3)

Centrilobular emphysema

227 (30.4)

Paraseptal emphysema

82 (11)

Atelectasis areas

68 (9.1)

Bronchial wall thickening

291 (39)

Bronchiectasis

62 (8.3)

Diffuse fibrosis

14 (1.9)

Subpleural fibrosis

277 (37.1)

Paravertebral fibrosis

25 (3.4)

Mucus plugs

17 (2.3)

Tracheal deviation

18 (2.4)

Focal pleural thickening

58 (7.8)

Pleural effusion

0 (0)

Vascular Calcifications

356 (47.7)

Coronary Calcifications

276 (37)

Valve Calcifications

119 (16)

Breast nodule

12 (1.6)

  1. Categorical variables are expressed as frequency (%), while continuous variables as mean (SD)