BBT Luteal Phase Dip

Early pregnancy symptom

The chart

Comparison of how often this symptom is experienced by pregnant vs non-pregnant women.

 


After implantation (9 dpo+)
experiencing this symptom
decreases
the probability of pregnancy

 


Overall (during the luteal phase)
experiencing this symptom
decreases
the probability of pregnancy

 

 

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About this symptom

BBT Luteal Phase Dip

Luteal phase dip is also referred to as an "implantation dip". Defined as a drop in your basal body temperature that is equal to or greater than 0.3°F during the second half of your cycle (after ovulation). It tends to occur around the time of expected implantation (7-10 days past ovulation). It occurs more often when a women is pregnant, but can still occur during non-pregnant cycles. Even if you do not see this pattern on your BBT chart you may still be pregnant!

Includes: Defined as a drop in your basal body temperature that is equal to or greater than 0.3°F during the second half of your cycle (after ovulation)

 

Summary of chart

An explanation of the affect on the probability of pregnancy for each day past ovulation or group of days.

0 dpo

Slightly decreases probability of pregnancy

1 dpo

Significantly decreases proabability of pregnancy

2 dpo

Does not significantly affect probability of pregnancy

3 dpo - 9 dpo

Slightly increases probability of pregnancy

10 dpo

Decreases probability of pregnancy

11 dpo - 18 dpo

Significantly decreases proabability of pregnancy

 

Detailed breakdown by DPO

Shows data for days where differences are meaningful.

Day past ovulationPregnant vs non-pregnant
1 dpo 2.5 times less (-60%)
4 dpo 1.3 times more (+21%)
5 dpo 1.2 times more (+16%)
6 dpo 1.2 times more (+18%)
10 dpo 1.4 times less (-28%)
11 dpo 1.9 times less (-47%)
12 dpo 2 times less (-50%)
13 dpo 2.2 times less (-53%)
14 dpo 2.6 times less (-62%)
15 dpo 2.2 times less (-55%)
16 dpo 1.9 times less (-45%)
17 dpo 2 times less (-50%)
18 dpo 3 times less (-67%)
Understanding the data

Pregnant women experience this symptom the number of times listed as often as non-pregnant. The percentage listed refers to the percentage increase or decrease between pregnant and non-pregnant.

Visit the dpo chart pages to view most common and significant positive and negative indicators of pregnancy for each day past ovulation.

 

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Comments

What women are saying about this symptom.

FlamingoGirl13  9 months ago
9dpo temp from of 0.5, went from 98.0 on 8dpo to 97.5 on 9dpp

porsiad  11 months ago
10 dpo huge temp drop, 97.90. 9 dpo temp was 98.34.

dragonfly23  11 months ago
9dpo with a dip in temp. Concerned of short cycle

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