Skip to main content

Table 2 Normal range calculated using samples from 60 health volunteers

From: Comparison of different laboratory tests in the evaluation of hemorrhagic risk of patients using rivaroxaban in the critical care setting: diagnostic accuracy study

Tests Lower limit (90% confidence interval) Upper limit (90% confidence interval)
PT (seconds) 12.6 (12.37–12.85) 15.2 (14.96–15.44)
aPTT (seconds) 26.8 (26.1–27.5) 35.6 (34.7–36.6)
dRVVT screen (seconds) 36.5 (36.2–36.9) 40.2 (39.9–40.6)
dRVVT confirm (seconds) 35.3 (34.8–35.8) 41.0 (40.4–41.5)