Probability of Pregnancy
Symptoms such as nausea and vomiting are typical pregnancy symptoms, especially when you are TTC and have missed a period. The probability of being pregnant is low with only a couple of the typical pregnancy symptoms. If you have more of these symptoms, but especially if you miss your period, then your chances of being pregnant increase significantly.
High Pregnancy Probability (Nearly 100% chance of pregnancy)
- No menstrual period (amenorrhea), AND known day of ovulation, AND 17+ DPO
- An elevated BBT curve for 16+ days without a menstrual period
- A positive blood hCG pregnancy test (When?)
- A positive urine pregnancy test (HPT)
- A gestational sac on ultrasound
- Fetus on ultrasound
Medium Pregnancy Probability (About 50% chance of pregnancy) with one of these
- Missed menstrual period (amenorrhea), known day of ovulation, AND 15-16 DPO
- Missed menstrual period AND more than two of the symptoms below
- Triphasic curve, 12+ DPO, AND more than two of the symptoms below
Low Pregnancy Probability (Less than 25% chance of pregnancy)
- Missed menstrual period for over one week (not knowing if ovulation happened) AND a repeatedly negative pregnancy test
- Abundant cervical mucus >10 DPO
- A negative blood hCG test
- Triphasic curve <12 DPO
- Bleeding or spotting about a week after ovulation
- Lower abdominal cramps
- Heavy breasts
- Breasts increasing in size
- Nausea
- Nipple or breast tenderness
- Fatigue
- Vomiting
- Food cravings
- Metallic taste in mouth
- Dry skin
- Thirst
- Frequent urination
- Softening of cervix
- Constipation
- Lower-back pain
