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. 2015 Jul 9;25:15043. doi: 10.1038/npjpcrm.2015.43

Table 1. Patient characteristics.

Demographics N=15
 Sex, male/female 9/6
 Age (mean, s.d., range) 69.2 (8.2, 55–89)
   
Domiciliary status
 Living alone 1
 Living with family 10
 Residential care 4
   
Long-term oxygen treatment 9
BMI (mean (s.d.)) 24.7 (6.2)
   
Severity of COPD
 FEV1 (l; mean (s.d.)) 0.69 (0.33)
 FEV1% pred. (%; mean (s.d.)) 26.4 (10)
 PaO2 (mm Hg; mean (s.d.)) 56.3 (10.9)
 PaCO2 (mm Hg; mean (s.d.)) 49.5 (9.2)
   
Ventilatory status on admission
 Arterial blood pH (mean (s.d.)) 7.28 (0.06)
 PaCO2 (mm Hg; mean (s.d.)) 73.4 (0.06)
 PaO2 (mm Hg; mean (s.d.)) 53.9 (15.7)