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Table 4 Distribution of oxygen therapy and vital sign among severe COVID-19 patients in the southeast Iran

From: Epidemiological and clinical risk factors related to severe COVID-19 in Iran: a multi-center study

 

Total

Severe

OR (95% CI)

N (%)

N (%)**

High flow nasal cannula

   

 No

39 (90.5)

37 (94.9)

1

 Yes

374 (9.5)

108 (28.9)

0.02 (0.005,0.093)*

Non-Invasive mechanical ventilation

   

 No

405 (98)

137 (33.8)

 

 Yes

8 (2)

8 (100.0)

 

Invasive mechanical ventilation

   

 No

379 (91.7)

112 (29.6)

1

 Yes

34 (8.3)

33 (97.1)

78.67 (10.63,582.25)*

ICU admission

   

 No

366 (88.6)

102 (27.9)

1

 Yes

47 (11.4)

43 (91.5)

27.82 (9.74,79.49)*

Intubation

   

 No

375 (90.8)

109 (29.1)

1

 Yes

38 (9.2)

36 (94.7)

43.93 (10.40,185.63)*

Mechanical ventilation

   

 No

377 (91.3)

110 (29.2)

1

 Yes

36 (8.7)

35 (97.2)

84.96 (11.50,627.82)*

Oxygen saturation

   

 More than 0.93

153 (37)

30 (19.6)

1

 Less/equal 0.93

258 (63)

114 (44.2)

3.25 (2.03,5.18)*

Mean ± SD

Low/Moderate

Sever/Critically sever

P

Heart rate

92.33 ± 12.94

97.75 ± 18.57

0.002

Respiratory rate

18.92 ± 4.37

22.19 ± 6.53

 < 0.001

Systolic blood pressure

115.95 ± 16.35

118.36 ± 19.21

0.182NS

Diastolic blood pressure

73.18 ± 11.14

74.57 ± 11.46

0.234NS

  1. NS no significant
  2. *Significant at the level of P < 0.05
  3. **Percentage calculated by row