Prothrombin time

Test investigation

Prothrombin time

Laboratory offering test

JPUH, NNUH, QEH

Units

seconds

Comments precautions

Routine coagulation test

Ideal sample age for accurate results maximum acceptable sample age

Within 8 hours / 24 hours

Sample type

Citrate

Turnaround times (TAT) Urgent/Routine/GP or OPD

1hour/4 hours/8 hours

Reference intervals

0-014 days 12-23.5 015-029 days 9.5-12.6 030-175 days 9.7-12.8 176-365 days 9.8-13 1-5 years 9.9-13.4 6-10 years 10-14.6 11-17 years 10-14.1 18-999 years 9.8-13.1

If ukas accredited

Y NNUH