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Table 3 Efficacy and exploratory clinical outcomes for angiotensin-II versus placebo

From: Angiotensin II treatment is associated with improved oxygenation in ARDS patients with refractory vasodilatory shock

Outcome

Placebo

Angiotensin-II

Absolute difference (CI95%)

Relative risk (CI95%)

p-value

 

n = 47

n = 34

   

Hour-3

     

 Treatment (MAP) response

17 (36.2%)

22 (64.7%)

28.5% (6.5% to 47.0%)

1.79 (1.14 to 2.82)

p = 0.0112

Hour-48

     

 Alive and ventilator-free

1 (2.1%)

0 (0.0%)

− 2.1% (− 12.7% to 10.7%)

0.98 (0.88 to 1.09)

p = 0.39

 Alive and vasopressor-free

3 (6.4%)

7 (20.6%)

14.2% (− 4.3% to 30.8%)

1.18 (1.00 to 1.49)

p = 0.0551

 Mortality

14 (29.8%)

7 (20.6%)

− 9.2% (− 30.7% to 9.8%)

0.69 (0.31 to 1.47)

p = 0.35

Day-7

     

 Alive and ventilator-free

5 (10.6%)

7 (20.6%)

10.0% (− 5.8% to 27.2%)

1.94 (0.62 to 6.12)

p = 0.21

 Alive and vasopressor-free

18 (38.3%)

17 (50.0%)

11.7% (− 9.9% to 32.0%)

1.44 (0.74 to 2.79)

p = 0.29

 Mortality

25 (53.2%)

14 (41.2%)

− 12.0% (− 32.0% to 9.7%)

0.70 (0.36 to 1.34)

p = 0.29

Day-28

     

 Mortality

32 (68.1%)

19 (55.9%)

− 12.2% (− 32.3% to 8.7%)

0.71 (0.40 to 1.26)

p = 0.26

 Discharged alive from the hospital

8 (17.0%)

7 (20.6%)

3.6% (− 13.1% to 21.7%)

1.22 (0.44 to 3.37)

p = 0.68

  1. Absolute differences and relative risks are reported for the angiotensin-II group versus placebo. Treatment response refers to the primary outcome of the ATHOS-3 trial, which was a MAP either ≥ 75 mmHg or a ≥ 10 mmHg increase from baseline at hour-3
  2. CI95% 95% Confidence interval, MAP mean arterial pressure