From: Swirls and spots: relationship between qualitative and quantitative hematoma heterogeneity, hematoma expansion, and the spot sign
Sensitivity
Specificity
Positive predictive value
Negative predictive value
Swirl Sign
69 (48–86)
67 (51–80)
55 (36–72)
79 (63–90)
Hematoma Heterogeneity
73 (52–88)
64 (49–78)
54 (37–71)
80 (37–71)