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Chronic obstructive pulmonary disease (COPD) severity is usually graded upon the FEV 1 reduction and FEV 1 has been considered the most important mortality predictor with age in COPD. Recent studies suggest other factors as more powerfully related to mortality than FEV 1 in COPD patients.To assess the impact of inspiratory capacity (IC) on mortality and morbidity in COPD patients...
Background The ability of negative expiratory pressure (NEP) technique to differentiate between awake snorers with and without obstructive sleep apnea-hypopnea (OSAH) was investigated. Methods Forty-eight subjects with sleep disordered breathing (SDB) and 7 healthy subjects, as non-snorer controls, underwent the NEP application of -5 and -7 cmH2O in the seated and supine position during wakefulness,...
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