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Table 3 Rotational thromboelastometry (ROTEM®) parameters in dengue virus infection patients. Values represent median (IQR)

From: Thromboelastometry analysis of thrombocytopenic dengue patients: a cross-sectional study

Characteristics

All

Normal

Impaired

P value*

INTEM, % (n/total)

100.0 (53/53)

28.3 (15/53)

71.7 (38/53)

 

 Clotting time (sec)

177 (160–207)

166 (158–179)

180 (161–214)

0.114b

 Clot formation time (sec)

144 (108–178)

98 (90–106)

166 (131–220)

<0.001b

 Maximum clot firmness (mm)

48 (42–52)

53 (52–55)

45 (41–49)

<0.001a

 Alpha angle (degrees)

69 (63–73)

74 (72–74)

66 (62–69)

<0.001a

 Amplitude 10 (mm)

41 (37–45)

48 (47–50)

37 (33–42)

<0.001a

EXTEM, % (n/total)

100.0 (53/53)

45.3 (24/53)

54.7 (29/53)

 

 Clotting time (sec)

69 (65–78)

68 (61–74)

74 (66–84)

0.044a

 Clot formation time (sec)

148 (126–198)

126 (114–140)

197 (163–269)

<0.001b

 Maximum clot firmness (mm)

49 (44–55)

54 (52–56)

44 (40–48)

<0.001a

 Alpha angle (degrees)

68 (63–72)

72 (68–74)

65 (56–69)

<0.001b

 Amplitude 10 (mm)

41 (35–46)

46 (44–48)

36 (31–39)

<0.001a

FIBTEM, % (n/total)

100.0 (53/53)

94.3 (50/53)

5.7 (3/53)

 

 Maximum clot firmness (mm)

15 (13–18)

16 (14–18)

7 (7–8)

0.004b

  1. *: Comparisons between normal and impaired groups. p values with (a) independent t test and (b) Mann–Whitney U test