Skip to main content
. Author manuscript; available in PMC: 2019 Apr 1.
Published in final edited form as: Contraception. 2018 Feb 17;97(4):357–362. doi: 10.1016/j.contraception.2018.01.011

Table 4.

Proportion of Samples* with Evidence of Ovulation**

Quantifiable Hormones Self-Reported Method
Injectable, % (n) OC, % (n) Implant, % (n) None***, % (n)
Only Expected Hormones 3.9% (8) 11.1% (2) 5.7% (2) 31.2% (193)
Expected & Unexpected Hormones 0% (0) 0% (0) 0% (0) --
Only Unexpected Hormones 0% (0) 0% (0) -- 16.8% (17)
No Hormones 35.0% (14) 27.5% (11) 0% (0) --

Total 8.8% (22) 20.0% (13) 5.1% (2) 29.2% (210)
*

Excludes pregnant women

**

P4≥3ng/mL

***

For non-users, expected hormones=none.