Study
|
Country
|
Design
|
Intervention
|
Patient
|
---|
Mean age
|
SD
|
Male
|
Sample size
|
Follow-up duration
|
Spo2
|
Pao2
|
---|
Young [10]
|
New Zealand
|
Multicenter
|
LOT
|
58.3 ± 15
|
15
|
75
|
130
|
90 days, 180 days
|
96.2% ± 3%
|
97 ± 61.9
|
COT
|
57.2 ± 14.3
|
14
|
59
|
121
|
95.9% ± 3.7%
|
99 ± 50.5
|
Mackle [7]
|
Australian and New Zealand
|
Multicenter
|
LOT
|
58.1 ± 16.2
|
16
|
306
|
484
|
90 days, 180 days
|
97.1% ± 3.1%
|
110 ± 69.6
|
COT
|
57.5 ± 16.1
|
16
|
302
|
481
|
96.7% ± 3.7%
|
112 ± 63
|
Barrot [9]
|
French
|
Multicenter
|
LOT
|
63 ± 15.5
|
16
|
65
|
99
|
28 days, 90 days
|
–
|
90.3 ± 38.8
|
COT
|
63.5 ± 14.5
|
15
|
64
|
102
|
–
|
92.3 ± 44.8
|
Peters [12]
|
UK
|
Multicenter
|
LOT
|
1.9 (0.4,5)
|
3.4
|
21
|
54
|
–
|
99% ± 2.22%
|
–
|
COT
|
0.8 (0.1,2)
|
1.4
|
29
|
53
|
–
|
99% ± 1.48%
|
–
|
Girardis [14]
|
Italy
|
Single-center
|
LOT
|
65 ± 17.8
|
18
|
125
|
218
|
24 days
|
–
|
–
|
COT
|
63 ± 17
|
17
|
121
|
216
|
22 days
|
–
|
–
|
Panwar [13]
|
Australia
|
Multicenter
|
LOT
|
NA
|
NA
|
NA
|
52
|
90 days
|
93% ± 2%
|
72 ± 10
|
COT
|
NA
|
NA
|
NA
|
51
|
97 ± 1%
|
95 ± 15
|
Suzuki [15]
|
Australia
|
Single-center
|
LOT
|
56 ± 16
|
16
|
32
|
54
|
28 days
|
95.5% ± 2.44
|
83 ± 17
|
COT
|
59 ± 17
|
17
|
38
|
51
|
98.4% ± 1.33%
|
107 ± 27.4
|
Study
|
Patient
|
Type of admission to ICU
|
---|
Pao2/Fio2 ratio
|
PEEP
|
APACHE II
|
SAPS III
|
SAPS II
|
SOFA
|
Emergency
|
Hospital ward
|
Surgery
|
Others (from another ICU or hospital)
|
---|
Young [10]
|
213 ± 118
|
–
|
22.7 ± 7.5
|
–
|
–
|
–
|
43
|
44
|
32
|
11
|
200 ± 102
|
–
|
22.8 ± 8.2
|
–
|
–
|
–
|
50
|
34
|
24
|
13
|
Mackle [7]
|
259 ± 146
|
6 ± 3.7
|
23.6 ± 9.3
|
–
|
–
|
–
|
181
|
107
|
149
|
41
|
245 ± 138
|
6 ± 3.7
|
23.3 ± 9.4
|
–
|
–
|
–
|
212
|
82
|
146
|
41
|
Barrot [9]
|
116.8 ± 47.7
|
6.2 ± 2.7
|
–
|
66.9 ± 13.7
|
–
|
9.3 ± 3.68
|
–
|
–
|
–
|
–
|
120.1 ± 53.6
|
6.4 ± 3.5
|
–
|
67.9 ± 14.4
|
–
|
8.9 ± 3.6
|
–
|
–
|
–
|
–
|
Peters [12]
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
-
|
–
|
–
|
–
|
–
|
Girardis [14]
|
–
|
–
|
–
|
–
|
37 (26–49)
|
–
|
–
|
86
|
132
|
–
|
–
|
–
|
–
|
–
|
39 (28–55)
|
–
|
–
|
77
|
139
|
–
|
Panwar [13]
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
-
|
–
|
–
|
Suzuki [15]
|
177 ± 91.1
|
5.2 ± 1.78
|
62 ± 31.9
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
158 ± 86.7
|
6.1 ± 1.85
|
68 ± 38.5
|
-
|
–
|
–
|
–
|
–
|
–
|
–
|
- LOT liberal oxygen therapy, COT conservative oxygen therapy, SD standard deviation, SpO2 arterial saturation of peripheral oxygen, PaO2 partial pressure of oxygen, PaO2/FiO2 partial pressure of oxygen/ Fraction of inspire oxygen, PEEP positive end-expiratory pressure, APACHE II The acute physiology and chronic health evaluation score-II, SAPA III The simplified acute physiology score-III, SAPA II The simplified acute physiology score-II, SOFA sequential organ failure assessment