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Table 1 Demographic and surgical data

From: Evidence of mycobacterial disease in COPD patients with lung volume reduction surgery; the importance of histological assessment of specimens: a cohort study

Demographic and surgical data

No. of patients

126

Total no. of operations

142

Age, yr (mean ± SD) (Range: 29 – 81 yr)

57.3 ± 9.74

Gender M

107 (75%)

F

35 (25%)

BMI (mean ± SD)

23.52 ± 4.16

Exacerbations/year (mean ± SD)

2.59 ± 2.61

FEV1, % predicted (mean ± SD)

36.30 ± 16.83

FVC, % predicted (mean ± SD)

81.27 ± 20.52

TLCO, % predicted (mean ± SD)

40.47 ± 16.99

RV, % predicted (mean ± SD)

216.48 ± 59.29

TLC, % predicted (mean ± SD)

128.61 ± 20.43

LVRS Operations

112 (79%)

Bilateral

27 (24%)

Unilateral*

85 (76%)

Right

52 (61%)

Left

33 (39%)

Bullectomy^

30 (21%)

  1. *15 patients had both R and L LVRS done on separate dates.
  2. ^1 patient had both R and L bullectomy on separate dates.
  3. BMI: body mass index; FEV1: forced expiratory volume in 1 s; LVRS: lung volume reduction surgery. Data shown as mean ± Standard Deviation (SD).