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Table 2 Vital signs and oxygenation variables in the survivors and nonsurvivors

From: Occult hypoperfusion is associated with increased mortality in hemodynamically stable, high-risk, surgical patients

Variable

Group

Admission

12 hours

24 hours

48 hours

Mean arterial pressure (mmHg)

Survivors

99 ± 25

83 ± 20

85 ± 15

91 ± 15

 

Nonsurvivors

90 ± 6

76 ± 11

87 ± 11

91 ± 21

Heart rate (beats/min)

Survivors

93 ± 18

94 ± 21

93 ± 20

96 ± 15

 

Nonsurvivors

96 ± 10

107 ± 13

111 ± 8

113 ± 17

Diuresis (ml)

Survivors

1285 ± 1155

1424 ± 861

1844 ± 1117

2015 ± 687

 

Nonsurvivors

675 ± 389

830 ± 563

974 ± 407

1257 ± 669

PaO2/FiO2 (mmHg)

Survivors

331 ± 121

-

325 ± 151

356 ± 295

 

Nonsurvivors

241 ± 133

-

266 ± 78

235 ± 96

  1. Data presented as mean ± standard deviation. PaO2/FiO2, partial pressure of arterial oxygen/inspired fraction of oxygen ratio.