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. 2009 Mar 10;4:10. doi: 10.1186/1750-1172-4-10

Table 3.

Causes of death of Patients of groups 2 and 3

Causes of death
Group 2 (NPPV)
(16)
Group3 (not vent)
(12)
Heart failure 1 3
Broncho-Pneumonia and diaphragmatic respiratory insufficiency 2 2
Pulmonary embolism 0 2
Uncertain 1 1