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Table 2 Initial prehospital vital signs and treatment stratified according to the presence or absence of cardiogenic pulmonary oedema

From: Prehospital lung ultrasound for the diagnosis of cardiogenic pulmonary oedema: a pilot study

Initial prehospital vital signs

CPO presenta (n = 18)

CPO absentb (n = 22)

Respiratory rate - breaths per minute

 - Median (IQRc)

36 (32–42)

32 (30–36)

 - Range

24–50

28–42

Saturation prior to oxygen treatment - %

 - Median (IQRc)

80 (71–91)

85 (64–91)

 - Range

54–98

50–98

Systolic blood pressure - mmHg

 - Median (IQRc)

161 (130–210)

155 (120–177)

 - Range

84–230

80–208

Diastolic blood pressure - mmHg

 - Median (IQRc)

110 (80–121)

80 (66–100)

 - Range

63–130

48–124

Heart rate – beats per minute

 - Median (IQRc)

120 (112–150)

115 (91–134)

 - Range

83–180

28–143

Glasgow Coma Score

 - Median (IQRc)

15 (15–15)

15 (15–15)

 - Range

15

13–15

Prehospital treatment administered – no. (%) (95 % CI)

 Nitroglycerin

15 (83.3 %)

3 (13.6 %)

(64.3–100 %)

(0–29.2 %)

 Diuretic

16 (88.9 %)

7 (31.8 %)

(72.8–100)

(10.7–53.0 %)

 Opioid

5 (27.8 %)

3 (13.6 %)

(4.9–50.7 %)

(0–29.2 %)

 Amiodarone

2 (11.1 %)

0 (0 %)

(0–27.2 %)

(0–13.6 %)

 Acetylsalicylic acid

4 (22.2 %)

0 (0 %)

(0.9–43.5 %)

(0–13.6 %)

 Low molecular weight heparin

1 (5.6 %)

0 (0 %)

(0–17.3 %)

(0–13.6 %)

 Bronchodilator

3 (16.7 %)

17 (77.3 %)

(0–35.7 %)

(58.3–96.2 %)

 Systemic steroid

2 (11.1 %)

14 (63.4 %)

(0–27.2 %)

(41.8–85.5 %)

 Fluid resuscitation

1 (5.6 %)

2 (9.1 %)

(0–17.3 %)

(0–22.1 %)

  1. aResult of audit was presence of cardiogenic pulmonary oedema
  2. bResult of audit was absence of cardiogenic pulmonary oedema
  3. cInterquartile range (IQR) expressed as the 25 and 75th