Table 1: Subjects clinical characteristics.
Clinical characteristics |
Value (N=18) |
Gender (F/M), N (%) |
11(61%) / 7(38%) |
Age, mean ± SD, years |
7 ± 6.3 |
Ethnicity, N (%) |
Caucasian |
9(50) |
African-American |
7(38) |
Hispanics |
2(11) |
Nasal NIV RAM Cannula use; |
mean ± SD, months |
8.4 ± 7.3 |
Pathophysiologic Disorder (%) |
Obstructive Lung Disease |
3(16) |
Restrictive Lung Disease |
2(11) |
Central Control Disease |
6(33) |
Chest Wall Weakness |
7(38) |
Nasal NIV/RAM Cannula Trilogy Mode, N (%) |
BPAP |
12(66) |
CPAP |
4(23) |
SIMV-PC |
2(11) |
Arterial Carbon Dioxide tension (PaCO2) * |
mean ± SD, mmHg |
|
Before Nasal NIV/RAM Cannula |
56.1 ± 12.8 |
After Nasal NIV/RAM Cannula |
43.2 ± 8.3 |
Percent of saturation on Nasal NIV/RAM Cannula |
mean ± SD, percent (%) |
98 ± 1.4 |
MEP/MIP, mean ± SD, N=4 |
MEP (cmH2O) |
32.7 ± 8.4 |
MIP (cmH2O) |
55.2 ± 20.5 |
Indications for Nasal NIV/RAM Cannula Use, N (%) |
Avoidance of tracheostomy |
9(50) |
Dyspnea comfort |
7(38) |
Intolerability to conventional support |
2(11) |
F, Female; M, Male; SD, standard deviation; Nasal NIV/RAM Cannula, Nasal Non Invasive Ventilation using RAM Cannula; BPAP, Bi-level Positive Airway Pressure; CPAP, Continuous Positive Airway Pressure; SIMV-PC, Synchronized Intermittent Mandatory Ventilation - Pressure-Control; MEP/MIP, Maximum Expiratory and Inspiratory Pressures. * (p=0.001).