Table 3.
Rotational thromboelastometry (ROTEM®) parameters in dengue virus infection patients. Values represent median (IQR)
| 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 |
*: Comparisons between normal and impaired groups. p values with (a) independent t test and (b) Mann–Whitney U test