Table 2

 Clinical and physiological characteristics on admission to the intensive care unit

VariableET group (n = 21)CPAP group (n = 22)
HT, Haemothorax; PT, pneumothorax; HPT, haemopneumothorax; TPT, tension pneumothorax. Data are shown as mean (SD).
Sex (F/M)7/149/13
Age (years)38 (10)40 (9)
APACHE III30 (5)32 (7)
Weight (kg)71 (5)70 (3)
pO2 (mmHg)78 (15)106 (40)
pCO2 (mmHg)39 (3)32 (6)
paO2/FiO2200 (50)190 (40)
Length of ICU stay (day)16 (3)15 (4)
Chest wall injuries (n)(%)
    2–3 ribs8 (38%)7 (31.8%)
    >3 ribs13 (62%)15 (68.2%)
    HT4 (19%)6 (27.3%)
    PT9 (42.8%)11 (50%)
    HPT3 (14.2%)2 (9.1%)
    TPT1 (4.76%)0 (%0)