Table 1.
Demographics and baseline characteristics of the per-protocol population (N = 187).
| Variable | Treatment 1: 84 d LNG/EE; 7 d EE (n = 61) | Treatment 2: 21 d LNG/EE; 7 d no treatment (n = 67) | Treatment 3: 21 d DSG/EE; 7 d no treatment (n = 59) |
|---|---|---|---|
|
Race/Ethnicity, n (%) Asian Black or African American Caucasian Hispanic Other |
1 (1.6) 15 (24.6) 33 (54.1) 11 (18.0) 1 (1.6) |
5 (7.5) 10 (14.9) 34 (50.7) 17 (25.4) 1 (1.5) |
3 (5.1) 9 (15.3) 32 (54.2) 15 (25.4) 0 (0) |
| Height, mean (SD), cm | 163.6 (8.4) | 164.1 (7.1) | 163.8 (6.6) |
| Age, mean (SD), years | 27.3 (5.9) | 26.4 (5.9) | 26.9 (5.6) |
| Weight, mean (SD), kg | 65.1 (11.6) | 64.5 (12.3) | 63.9 (10.7) |
| Body mass index, mean (SD), kg/m2 | 24.3 (3.1) | 23.8 (3.6) | 23.7 (3.1) |
|
Smoking history
Current Former Never |
4 (6.6) 10 (16.4) 47 (77.0) |
4 (5.0) 10 (14.9) 53 (79.1) |
1 (1.7) 7 (11.9) 51 (86.4) |
| Diastolic BP, mean (SD), mmHg | 70.4 (6.9) | 71.0 (7.0) | 72.1 (6.9) |
|
Prothrombin fragment 1 + 2, pmol/L Mean (SD) Median (range) |
140.95 (63.3) 130 (20–445) |
207.18 (420.0) 134 (44–2987) |
146.97 (109.0) 119 (45–798) |
d, day; LNG, levonorgestrel; EE, ethinylestradiol; DSG, desogestrel; SD, standard deviation; BP, blood pressure.