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Table 1 Baseline characteristics of patients in the study

From: Ultrathin bronchoscopy for solitary pulmonary lesions in a region endemic for tuberculosis: a randomised pilot trial

 

Ultrathin bronchoscopy

(n = 20)

Standard size bronchoscopy

(n = 20)

P value

Age, mean (SD), y

54.8 (12.4)

55.7 (12.7)

0.72

Male gender, No. (%)

10 (50.0)

8 (40.0)

0.75

Previous tuberculosis, No. (%)

4 (20.0)

4 (20.0)

0.99

Lobar localisation

  

0.65

 Upper lobe, No. (%)

12 (60.0)

11 (55.0)

 

 Middle lobe, No. (%)

2 (10.0)

1 (5.0)

 

 Lower lobe, No. (%)

6 (30.0)

8 (40.0)

 

Lesion size, median (IQR), cm

2.7 (1.7–3.5)

2.4 (1.8–3.9)

0.40

Lesion size ≥ 2 cm, No. (%)

14 (70.0)

14 (70.0)

0.99

NSCLC, No. (%)

8 (40.0)

8 (40.0)

 

Benign final diagnosis, No. (%)

12 (60.0)

12 (60.0)

0.66

 Tuberculosis

5 (25.0)

6 (30.0)

 

 Otherwise benign lesiona

7 (35.0)

6 (30.0)

 

Confirmation of final diagnosis

  

0.62

 Surgery

11 (55.0)

8 (40.0)

 

 Radiological follow-up (no histological confirmation)

8 (40.0)

11 (55.0)

 

 Loss of follow-up (no histological confirmation)

1 (5.0)

1 (5.0)

 
  1. ascar (n = 1), bacterial infection (n = 2), silicosis (n = 1), hamartoma (n = 1), unknown (n = 8)
  2. SD standard deviation, IQR interquartile range, NSCLC non-small cell lung cancer