Table 3—

Days spent in hospital and admission rates before and after starting long-term oxygen therapy (LTOT) in two hypoxaemic groups of chronic obstructive pulmonary disease patients, who started oxygen therapy in the outpatient clinic, depending on compliance with hours spent with oxygen

VariableSubjects nBefore LTOTAfter LTOTRelative change# %p‐value
 Ever admitted %765725.00.17
 Ever admitted %65624.61.0
  • Data are presented as mean (sd) unless otherwise stated

  • COT: continuous oxygen therapy (15–24 h·day−1)

  • NCOT: noncontinuous oxygen therapy (<15 h·day−1)

  • #: (preoxygen period-oxygen period)/preoxygen period