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. 2024 Jun 20;12(6):1238. doi: 10.3390/microorganisms12061238

Table 3.

Applied treatment and necessary procedures in the study and control groups after C2HEST risk stratification.

Variables, Units All Pts Low Risk [0–1] Medium [2–3] High Risk [≥4] p-Value Post Hoc Analysis for Significant p
No COPD COPD
n = 75
No COPD COPD
n = 6
No COPD COPD
n = 25
No COPD COPD
n = 44
No COPD COPD No COPD COPD
Treatment and procedures administered
The highest level of respiratory assistance provided throughout the hospital stay
No oxygen N, n (%) 1014 (48.1) 19 (25.3) 739 (52.3) 3
(50.0)
196 (42.0) 6 (24.0) 79 (34.3) 10 (22.7) <0.0001 0.32 <0.0001 a
0.0008 b
0.53 c
Low flow oxygen support N, n (%) 724 (34.3) 39 (52.0) 448 (31.8) 3
(50.0)
178 (38.2) 10 (40.0) 98 (42.6) 26 (59.1)
High-flow nasal cannula,
Non-invasive ventilation N, n (%)
161 (7.6) 13 (15.0) 82 (5.8) 0
(0.0)
47 (11.8) 5 (20.0) 32 (13.9) 7 (15.9)
Invasive ventilation N, n (%) 207 (9.8) 5 (6.7) 141 (10.0) 0 (0.0) 45 (9.7) 4 (16.0) 21 (9.1) 1 (2.3)
Oxygenation parameters from the period of qualification for advanced respiratory support: PaO2, mmHg Mean ± SD
(min.–max.)
68.07 ± 25.32
(29–168)
N = 150
104 ± 22.6
(74–125)
n = 23
66.1 ± 25.1
(34–168)
N/A 69.7 ± 24.9
(29–130)
105.3 ± 827.4
(74–125)
n = 11
76.5 ± 25.5
(38–137)
100 0.26 N/A
Therapy with catecholamines,
N, n (%)
207 (9.8) 11 (14.7) 131 (9.3) 0 (0.0) 41 (8.8) 4 (16.0) 35 (15.2) 7 (15.9) 0.014 0.78 1 a
0.024 b
0.045 c
Coronary revascularization or/and an indication for coronary revascularization, N, n (%) 22 (1.0) 4 (5.3) 8 (0.6) 0 (0.0) 8 (1.7) 3 (12.0) 6 (2.6) 2 (4.5) 0.006 0.27 0.048 a
0.0499 b
1 c
Hemodialysis, N, n (%) 70 (3.3) 2 (2.7) 47 (3.3) 0 (0.0) 12 (2.6) 1 (4.0) 11 (4.8) 1 (2.3) 0.31 0.99
Systemic corticosteroids N, n (%) 1047 (49.6) 49 (65.3) 704 (49.9) 4 (66.7) 229 (49.0) 17 (68.0) 114 (49.6) 28 (63.6) 0.95 0.93
Plasma of the recovered, N, n (%) 231 (11.0) 8 (10.7) 166 (11.8) 1 (16.7) 37 (7.9) 4 (16.0) 28 (12.2) 3 (6.8) 0.058 0.33
Remdesivir, N, n (%) 327 (15.5) 16 (21.3) 235 (16.6) 1 (16.7) 65 (13.9) 7 (28.0) 27 (11.7) 8 (18.2) 0.09 0.68
Antibiotics, N, n (%) 1183 (56.1) 58 (77.3) 743 (52.6) 4 (66.7) 284 (60.8) 19 (76.0) 156 (67.8) 35 (79.5) <0.0001 0.69 0.007 a
<0.0001 b
0.26 c

Presentation of variables: continuous mean ± standard deviation, results distribution (min.–max.), and the number of present values; the values are presented as numbers with a percentage. Information regarding the numbers showing the correct values can be found in the left column. List of used abbreviations: valid measurements—N; the number of patients with a parameter above the cut-off point—n; standard deviation—SD; body mass index—BMI; transient ischemic attack—TIA; chronic obstructive pulmonary disease—COPD; non-applicable—N/A; low- vs. medium-risk stratum—a; low- vs. high-risk stratum—b; and medium- vs. high-risk stratum—c.