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Table 2 Haemodynamic, biological and NIRS measurements during first hour of admission and when bleeding was stopped

From: Cardiac troponin and skeletal muscle oxygenation in severe post-partum haemorrhage

Variable

At admission

Intensive care unit discharge

P-value

Hemodynamic

   

   Systolic blood pressure (mmHg)

106 (100 to 120)

122 (110 to 130)

0.005

   Diastolic blood pressure (mmHg)

53 (45 to 66)

60 (50 to 69)

0.28

   Heart rate (beats/minute)

105 (90 to 134)

90 (70 to 100)

0.0002

Biology

   

   pH (IU)

7.37 (7.34 to 7.42)

7.42 (7.40 to 7.43)

0.0004

   Lactate (mmol/l)

2.4 (1.9 to 3.5)

1.4 (0.9 to 2.0)

< 0.0001

   Haemoglobin (g/dl)

7.1 (6.3 to 8.7)

8.2 (7.4 to 9.6)

< 0.0001

   Prothrombin time (%)

63 (48 to 73)

83 (74 to 94)

< 0.0001

   Fibrinogen (g/l)

2.1 (1.3 to 2.9)

3.6 (3.1 to 4.5)

< 0.0001

   Cardiac troponin I (μg/l)

0.07 (0.02 to 0.18)

0.02 (0.02 to 0.08)

0.0008

NIRS measurements

   

   StO2 (%)

82 (78 to 86)

87 (80 to 91)

< 0.0001

   Socclusion (%/second)

-0.25 (-0.33 to -0.19)

-0.32 (-0.4 to -0.23)

0.001

   Srecovery (%/second)

4.5 (2.4 to 6.0)

5.8 (4.6 to 7.0)

0.0003

  1. Data presented as median (interquartile range); n = 42. P-values were calculated using the Wilcoxon test. NIRS, near-infrared spectroscopy; Socclusion, slope of tissue haemoglobin oxygen saturation decrease; Srecovery, slope of tissue haemoglobin oxygen saturation ascent; StO2, tissue haemoglobin oxygen saturation.