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Table 2 Characteristics of subset of patients with COPD diagnosis confirmed by spirometry

From: Evaluation of oxygen prescription in relation to hospital admission rate in patients with chronic obstructive pulmonary disease

 

Non-LTOT n = 706

LTOT n = 189

p

Number of admissions

1 (1–2)

2 (1–4)

<0.0001

Total length of stay (days)

5 (2–12)

17 (7–34)

<0.0001

FEV1 (litres)

1.14 (0.78-1.58)

0.73 (0.56-1.04)

<0.0001

FEV1 (% predicted)

51 (37–70)

35 (27–50)

<0.0001

Age (years)

73.95 (65.47-81.00)

72.82 (0.72)

0.759

  1. Data is shown as median (IQR) as all were non-normally distributed. Age was normally distributed in the LTOT group and is therefore shown as mean (SE). This was also the only feature that did not differ between LTOT and non-LTOT groups.
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BMC Pulmonary Medicine

ISSN: 1471-2466

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