Intensive Care Med (2003) 29:615–621

Due to an unfortunate error Table 2 was published incorrectly. The correct table is printed below.

Table 2. Body mass index (BMI), lung function, and arterial blood gas measurements in patients receiving NPPV (n=226) (FVC forced vital capacity, FEV 1 forced expiratory volume in 1 s, TLC total lung capacity, PaCO 2 partial pressure of carbon dioxide, PaO 2 partial pressure of oxygen, COPD chronic obstructive pulmonary disease, NPPV noninvasive positive pressure ventilation)