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Table 4 Univariate analysis between TBI patients and control group at the PER-operative phase regarding Speckle Tracking Echocardiography

From: Myocardial function at the early phase of traumatic brain injury: a prospective controlled study

Variables

TBI cohort n = 20 patients

PER operative control n = 20 patients

Systolic function

 Global Longitudinal Strain

18 [10.3–23.6]

15.8 [12.4–22.5]

 Circumferential Strain peak (%)

  basal level

17.2 [9.4–22.1]

16.4 [11.3–27.9]

  apical level

26.9 [23.8–32.5]

23.2 [20.1–35.5]*

 Radial Strain peak (%)

  basal level

14.8 [6–33.3]

13.1 [4.3–24.3]

  apical level

16.3 [4.3–30.1]

13.9 [4.9–29.4]

 Systolic longitudinal strain rate (%/s)

1.13 [0.73–1.52]

0.98 [0.73–1.33]

 Rotation (deg)

  basal level

6.3 [2.4–10.8]

5 [1.5–10]*

  apical level

7.29 [2.6–15]

8.89 [4.9–13.7]

 Peak twist (deg)

12.6 [7.5–20.2]

12.8 [5.1–18.3]

 Systolic rotational velocity (deg/s)

  basal level

66.3 [43.6–135.6]

64.7 [24.1–83.9]

  apical level

62.2 [28.4–126.4]

73.8 [25.1–123.3]

 Twisting velocity (deg/s)

77.2 [48.9–156.4]

76.6 [31.4–115]

Diastolic function

 Diastolic longitudinal strain rate (%/s)

1.33 [0.59–2]

1.56 [1.11–2.47]

 Diastolic rotational velocity (deg/s)

  basal level

48.8 [22.3–97.5]

53.5 [18.5–156.5]

  apical level

65.6 [31.6–109.6]

83.4 [35.6–112]

 Untwisting velocity (deg/s)

91.6 [50.8–179.3]

100.4 [50.9–148.2]

 Ratio: Untwisting velocity/Peak twist

7.73 [4–11.9]

7.92 [3.4–12.4]

  1. Values are presented as median [extreme]. TBI trauma brain injury, Deg degree, Deg/s degree per second, %/s percentage per second. *p < 0.05