Managing Hypercapnia in Patients with Severe ARDS and Low Respiratory System Compliance: The Role of Esophageal Pressure Monitoring—A Case Cohort Study
Table 1
Characteristics of individual patients on ICU admission and prior to esophageal balloon insertion.
Patient and main diagnosis
Age/gender
APACHE II score/predicted mortality
Lung injury score*
PCO2
P/F ratio
PEEP
Number of failing organs during peak of disease
Total days on mechanical ventilation
28-day mortality
(1) Bilateral pneumonia + ARDS
49/F
33/60.1%
3.25
141
202
12
5
10
D
(2) Bilateral pneumonia + ARDS
67/M
40/91%
3.75
96
90
15
4
5
D
(3) Bilateral pneumonia + ARDS
84/F
29/67.2%
3.25
99
210
15
4
19
D
(4) Bilateral pneumonia + ARDS
76/M
29/68.7%
4
93
82.5
15
4
58
A
(5) Bilateral pneumonia + ARDS
40/F
27/63%
3.25
140
130
10
6
4
D
(6) Bilateral pneumonia + ARDS
81/M
29/67.2%
3.75
81
151
15
5
44
A
D: dead, A: alive. *Lung injury severity score uses PaO2/FiO2 ratio, CXR, compliance of respiratory system, and level of PEEP. All are scored on a scale 0–4. Sum of scores is then divided by number of components. A total score greater than 2.5 defines ARDS.