Phenotypic number of pregnancies (quantitative measurement of pregnancy history)
This test helps track how many pregnancies you’ve had, which can be useful for reproductive planning or medical follow-up.
["This test provides a simple count of past pregnancies for health tracking and planning."]
Key facts at a glance
- LOINC
- 63962-5
- Short code
- Pregnancy number PhenX
- Synonyms
- Pregnancy number PhenX
- Category
- chemistry
- Sample
- serum
- Container
- Red-top tube (SST)
- Units
- N/A
- Critical range
- 0.5 N/A – —
- Fasting
- false
- Population
- adult
- Sex
- all
- Age range
- 18–65 years
- Method
- phenx
- Specimen volume
- 5 mL
- Stability
- Room temperature: 4h, Refrigerated: 24h, Frozen: 7d
- Hemolysis max
- 500
- Lipemia max
- 1000
- Icterus max
- 500
- TAT
- 4–24 hours
- Order
- routine
What This Test Measures
This test does not involve a blood, urine, or other bodily fluid sample. Instead, it’s a record-based measurement based on your medical history provided by your healthcare provider. It quantifies the total number of pregnancies you’ve experienced, regardless of outcome (e.g., live births, miscarriages, or stillbirths).
How It’s Conducted
Since this is a historical record rather than a lab draw, your healthcare provider will review your medical records to determine your pregnancy count. No additional testing or specimen collection is required beyond standard documentation during visits.
When You Might Need This Test
Your provider may request this test if you’re exploring fertility options, reviewing reproductive history for genetic counseling, or assessing risks related to multiple pregnancies (e.g., gestational diabetes, preeclampsia). It’s also used in certain insurance or research contexts to track pregnancy trends.
What It Can Tell You
This test provides a straightforward count of pregnancies but does not indicate health outcomes (e.g., complications, birth weights) or specific details about each pregnancy. It’s a foundational piece of reproductive history for broader discussions with your doctor.
Clinical interpretation
How abnormal results are interpreted and what conditions they suggest.
◆Associated findings1
Short name
Pregnancy Count
Frequently asked questions
Why would my doctor ask for this test?
Is this test the same as a pregnancy history review?
Does this test require a blood or urine sample?
Sources
- 1
- 2Lab Tests OnlineSource
- 3
Click any link to access the full source. PubMed Central (PMC) links provide free full-text access.
This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 17, 2026. · Read our editorial policy