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Effects of awake prone positioning in non-intubated spontaneously breathing COVID-19 patients requiring high flow oxygen therapy in high dependency unit (HDU): An observational study


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Figure 1

Demographic characteristics of study patients.
Demographic characteristics of study patients.

Figure 2

Respiratory and haemodynamic parameters on admission.
Respiratory and haemodynamic parameters on admission.

Figure 3

Oxygen saturation (%) during different study periods.
Oxygen saturation (%) during different study periods.

Figure 4

Pao2 during different study periods.
Pao2 during different study periods.

Figure 5

Respiratory rate (breaths/min) during different study periods.
Respiratory rate (breaths/min) during different study periods.

Respiratory and haemodynamic parameters on admission

Parameter Mean SD Range
Respiratory parameters SPo2 83.6 6.13 60-90
Pao2 50.4 6.68 33-62
RR 30.6 2.82 24-36
Haemodynamic parameters MAP 78.4 9.57 65-108
HR 109.2 12.01 90-130

Demographic characteristics of study patients [n = 26]

Parameter Frequency Percentage
Age (Years) 25-39 7 26.9
40-54 6 23.1
55-69 10 38.5
≥70 3 11.5
Mean ± SD (Range) 51.5 ± 14.89 (27-80)
Gender Male 12 46.2
Female 14 53.8
Weight (Kg) <60 2 7.7
60-69 16 61.5
≥70 8 30.8
Comorbidity Hypertension 7 26.9
Hypothyroidism 4 15.4
COPD 2 7.7
Atrial fibrillation 1 3.8

Respiratory and haemodynamic parameters at discharge

Parameter Mean SD Range
SPo2 92.6 2.38 88-96
Respiratory parameters Pao2 67.3 4.82 56-78
RR 21.6 3.46 17-30
Haemodynamic parameters MAP 77.9 8.45 69-108
HR 91.4 7.31 70-110

Respiratory and haemodynamic parameters during different study periods

Parameter Pre Prone Post P-value
Mean SD Mean SD Mean SD Pre vs. Prone Pre vs. Post
SPo2 85.73 6.86 88.58 3.89 91.19 3.18 0.003* <0.001*
Pao2 53.15 6.00 58.38 6.81 64.23 6.96 <0.001* <0.001*
RR 28.58 3.89 26.27 4.98 23.15 5.83 0.002* <0.001*
MAP 76.88 8.02 78.54 10.77 77.54 6.53 0.304 0.672
HR 108.31 12.77 102.92 12.96 94.81 15.21 0.004* <0.001*
eISSN:
2502-0307
Sprache:
Englisch
Zeitrahmen der Veröffentlichung:
2 Hefte pro Jahr
Fachgebiete der Zeitschrift:
Medizin, Klinische Medizin, andere, Chirurgie, Anästhesiologie, Intensivmedizin und Notfallmedizin