NPPV (n = 28) | IMV (n = 37) | P value | |
---|---|---|---|
Age, years | 67.6 ± 15.5 | 59.7 ± 17.6 | 0.06 |
Gender, male/female | 15/13 | 23/14 | 0.61 |
APACHE II score at admission | 20 ± 6.8 | 18.0 ± 5.9 | 0.27 |
Duration of mechanical ventilation, days | 7.3 ± 4.1 | 7.3 ± 4.1 | 0.98 |
Causes of mechanical ventilation, number (percentage) | |||
COPD aggravation and asthma | 10 (35.6%) | 13 (35.1%) | |
Heart diseases | 7 (25%) | 4 (11%) | |
Respiratory diseases | 1 (3.6%) | 2 (5.4%) | |
Post-surgery respiratory failure | 5 (18%) | 11 (29.8%) | |
Acute pulmonary lesion | 0 (0%) | 2 (5.4%) | |
Pneumonia | 3 (11%) | 1 (2.7%) | |
Tuberculosis | 1 (3.6%) | 2 (5.4%) | |
Thoracic trauma | 1 (3.6%) | 1 (2.7%) |