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Table 1 Characteristics of study cohort (n = 246)

From: Risk of iatrogenic pneumothorax based on location of transbronchial biopsy: a retrospective cohort study

Age (mean)

61.8 (SD ± 15.3) years

Sex

 Male

114 (51.4%)

 Female

108 (48.6%)

Patient Location

 Outpatient

140, (64.2%)

 Inpatient

78 (35.8%)

 BMI (median)

26.5 (IQR 23.1–30.6)

Indication for biopsy

 Suspected interstitial lung disease

23 (10.4%)

 Suspected atypical infection

96 (43.2%)

 Suspected malignancy

68 (30.6%)

Other

35 (15.8%)

 Location of biopsy

 Right lower lobe

85 (38.5%)

 Right middle lobe

26 (11.8%)

 Right upper lobe

39 (17.6%)

 Left lower lobe

36 (16.3%)

 Left upper lobe

35 (15.8%)

Number of biopsies obtained

 1–4

112 (50.4%)

 >  = 5

110 (49.6%)

 Pneumothorax

38 (15.4%)

 Pneumothorax requiring chest tube

10 (4.1%)

  1. BMI body mass index (Kg/m2), SD standard deviation, IQR interquartile range