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. Author manuscript; available in PMC: 2021 Sep 1.
Published in final edited form as: Contraception. 2020 May 19;102(3):168–173. doi: 10.1016/j.contraception.2020.05.004

Table 1.

Participant characteristics in a dose-finding study of contraceptive vaginal ring releasing estradiol 75 mcg, 100 mcg, or 200 mcg per day and segesterone acetate 200 mcg per day

E2 75 mcg/day and SA 200 mcg/day
n=22
E2 100 mcg/day and SA 200 mcg/day
n=21
E2 200 mcg/day and SA 200 mcg/day
n=22
Age (years) 27.0 ± 5.4 27.8 ± 6.6 30.0 ± 5.4
Non-Hispanic ethnicity 19 (86.4) 20 (95.2) 21 (95.5)
Race
 White 13 (59.1) 14 (66.7) 15 (68.2)
 Black 6 (27.3) 3 (14.3) 5 (22.7)
 Other 3 (13.6) 4 (19.0) 2 (9.1)
Gravidity
 0 14 (66.7) 11 (52.4) 13 (59.1)
 1 3 (14.3) 2 (9.5) 4 (18.2)
 2 or more 4 (18.2) 8 (38.1) 5 (22.7)
Parity
 0 16 (72.7) 13 (61.9) 17 (77.3)
 1 1 (4.5) 2 (10.0) 2 (9.1)
 2 or more 4 (18.2) 6 (28.6) 3 (13.6)
Weight (kg) 71.2 ± 13.6 67.4 ± 12.7 70.8 ± 15.1
Body Mass Index (kg/m2) 25.9 ± 4.2 25.3 ± 4.5 25.8 ± 4.8
 <18.5 0 2 (9.5) 1 (4.5)
 18.5 – <25.0 10 (45.5) 9 (42.9) 12 (54.5)
 25.0 – <30.0 6 (27.3) 5 (23.8) 4 (18.2)
 ≥30.0 6 (27.3) 5 (23.8) 5 (22.7)
Current tobacco use 0 2 (9.5) 0

Data presented as mean ± standard deviation or n (%)

E2 = estradiol; SA = Segesterone Acetate