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. 2023 Oct 17;9:100194. doi: 10.1016/j.dadr.2023.100194

Table 2.

OC characteristics.

Mean (SD)
EE Levels (pg/ml)
  Active phase 50.3 (38.7)
  Inactive phase 14.6 (23.2)
Progestin Levels (ng/ml)*
  Active phase 14.6 (21.8)
  Inactive phase 9.9 (16.5)
Progestin Type
  Norethindrone 7
  Norgestimate 6
  Drospirenone 4
  Levonorgestrel 2
  Norgestrel 1
  Desogestrel 1

Note. *Progestin levels calculated relative to progestational activity of norethindrone.