Clinical Study
Effects of Lung Expansion Therapy on Lung Function in Patients with Prolonged Mechanical Ventilation
Table 1
Baseline characteristics of study participants.
| | | IPPB () | IPPB + PEEP () | Control () |
| | Age (yr) | 69.1 ± 11.1 | 76.4 ± 14.7 | 72.3 ± 16.2 | | Sex (F/M) | 10/7 | 8/8 | 5/12 | | APACHE II score | 20.4 ± 3.9 | 22.0 ± 6.5 | 19.0 ± 5.8 | | Weight (kg) | 56.9 ± 12.0 | 57.3 ± 14.5 | 59.4 ± 12.0 | | Height (cm) | 159.5 ± 8.5 | 158.1 ± 8.7 | 161.4 ± 7.8 | | Ventilator status prior to study | | | | | Ventilator days prior to study (days) | 38.7 ± 20.2 | 36.9 ± 18.6 | 40.4 ± 21.6 | | PS level (cmH2O) | 8.0 ± 2.2 | 8.3 ± 1.2 | 7.9 ± 1.8 | | PEEP level (cmH2O) | 7.3 ± 1.0 | 7.0 ± 1.0 | 7.5 ± 1.1 | | Primary problems at admission to RCC () | | | | | Pulmonary system | 7 (41.2%) | 9 (56.3%) | 9 (52.9%) | | Cardiovascular system | 1 (5.9%) | 2 (12.5%) | 1 (5.9%) | | Neurological system | 7 (41.2%) | 3 (18.6%) | 3 (17.6%) | | Gastrointestinal system | 1 (5.9%) | 1 (6.3%) | 2 (11.8%) | | Others | 1 (5.9%) | 1 (6.3%) | 2 (11.8%) |
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IPPB: intermittent positive pressure breathing; PEEP: positive end-expiratory pressure; APACHE II: Acute Physiology and Chronic Health Evaluation II; CVA: cerebrovascular accident; DM: diabetes mellitus; ESRD: end stage renal disease; CHF: congestive heart failure; COPD: chronic obstructive pulmonary disease; CAD: coronary artery disease; RCC: respiratory care center.
All values are expressed as mean ± SD or number of patients (%).
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