Is Prothrombin time 14.9 normal, high or low? What does PT level 14.9 mean?

📅 Medical Review Date: January 9, 2026

Your Prothrombin time level of 14.9 is a Normal Prothrombin time level.

Normal Prothrombin time levels may indicate underlying health problems. The normal range is typically between 12 seconds and 16 seconds. If your levels are outside this range, it's important to speak with a healthcare provider. Consulting a doctor is recommended to determine the cause and appropriate next steps.

The normal Prothrombin time range for men is :12 - 16 seconds

Ideal values of Prothrombin time depending on age (male) :

Age	Ideal Prothrombin time value
<5 years	12.179
5-10 years	12.36
10-15 years	12.544
15-20 years	12.731
20-25 years	12.921
25-30 years	13.114
30-35 years	13.309
35-40 years	13.507
40-45 years	13.708
45-50 years	13.912
50-55 years	14.119
55-60 years	14.329
60-70 years	14.543
70-80 years	14.76
80-90 years	14.98
90-100 years	15.203
>100 years	15.43

*Ideal values are calculated based on our database of patient records

Get Advice via Email : Send us your blood test report, and our Prothrombin time experts will review it. You'll receive a detailed analysis and personalized treatment guidance via email within 12 hours. If you have additional blood test results besides Prothrombin time, please include those too—an accurate diagnosis often requires a full view of all abnormalities. Upload blood test report now

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Some examples of conditions that increase or decrease Prothrombin time levels include:

• Liver disease
• Vitamin K abnormality
• Hemophilia A and hemophilia B
• Decreased or defective factor I (fibrinogen), II (prothrombin), V or X
• Willebrand disease

Receive world-class medical opinion about your normal Prothrombin time levels over email.Upload blood test report now

Normal range of Prothrombin time found among women :12-16 seconds

Ideal values of Prothrombin time depending on age (female) :

Age	Ideal Prothrombin time value
<5 years	12.184
5-10 years	12.371
10-15 years	12.561
15-20 years	12.754
20-25 years	12.95
25-30 years	13.149
30-35 years	13.351
35-40 years	13.556
40-45 years	13.764
45-50 years	13.975
50-55 years	14.189
55-60 years	14.407
60-70 years	14.628
70-80 years	14.852
80-90 years	15.08
90-100 years	15.311
>100 years	15.546

If you take a Prothrombin time blood test and the results are not in the normal range (12-16 seconds), your physician may recommend more tests to figure out the problem. You might also get this test if your physician thinks you have some other disease.

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How the Prothrombin time Test Is Done :

When your doctor orders a Prothrombin time test, it involves a straightforward blood draw to measure your Prothrombin time levels. A pathologist or lab technician will take a small sample of blood from a vein using a needle. Your Prothrombin time test results are usually available within a few hours.

Medical References

• MedlinePlus – Prothrombin Time Test and INR (PT/INR)
• Mayo Clinic – Prothrombin time test
• Cleveland Clinic – Prothrombin Time (PT/INR) Test