Table 5 Symptoms and cardiopulmonary findings at randomisation

 Pale, cold sweat (1/9)^a

49

44

0.07

 Nausea, vomiting (7/35)

25

27

0.62

 Anxiety (9/30)

72

63

0.003

 Dyspnea (6/33)

40

37

0.45

 Chest (1/7)

98

97

0.08

 Arm(s) (9/27)

44

46

0.54

 Back (8/39)

20

25

0.07

 Neck/jaw (9/46)

21

25

0.11

 Stomach (6/45)

11

11

0.84

 mean ± SD

6.4 ± 1.7

6.2 ± 1.6

0.16

 median (25^th, 75^th percentile)

6 (5,7.75)

6 (5,7.25)

 Heart rate: beats/min mean ± SD

87.9 ± 25.1

86.2 ± 24.6

0.21

  (1/13) median (25^th, 75^th percentile)

83 (70,100)

82 (70,98)

 Systolic blood pressure: mmHg mean ± SD

150.1 ± 26.8

152.2 ± 27.5

0.18

  (3/15) median (25^th, 75^th percentile)

150 (130,169)

150 (132,170)

 Oxygen saturation: % mean ± SD

95.6 ± 3.9

95.9 ± 3.5

0.35

  (6/38) median (25^th, 75^th percentile)

97 (95,98)

97 (95,98)

 Respiratory rate: breath/min mean ± SD

18.3 ± 5.3

18.4 ± 5.1

0.29

  (26/135) median (25^th, 75^th percentile)

16 (15,20)

18 (15,20)

 Signs of heart failure (ascultatory rales) (%):

3

5

0.36

Sinus rhythm (%): (8/63)

80

80

0.88