Anaesthetic management for endobronchial valve insertion: lessons learned from a single centre retrospective series and a literature review

Table 1 Demographic characteristics and clinical features of 17 patients who underwent 20 endobronchial valve insertions

Clinical Presentation
Age (years)	65.77 ± 8.40
Male/female	10/10
Indications
Emphysema lung volume reduction	17
Emphysema lung volume reduction Replacement – valve replacement	3
Baseline spirometry
FEV₁^a
Actual FEV₁ (litres)	0.78 ± 0.26 (0.43–1.62)
Percentage predicted	29.05 ± 9.27 (18–48)
Residual volume (RV)
Actual residual volume (litres)^b	3.66 ± 0.64 (2.79–5.17)
Percentage predicted^c	178 ± 23.49 (143–212)
RV/Total lung capacity (RV/TLC)^d
Ratio %	58.94 ± 6.02 (51–64.90)
Percentage predicted	140 ± 30.76 (127–162)

Data are presented as mean ± SD (range)
^aData was available for 18 procedures; ^b Data was available for 11 procedures; ^c Data was available for 15 procedures; ^d Data was available for 10 procedures

ISSN: 1471-2253