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| Cycle | DRSP n/m (%) | Desogestrel n/m (%) | P-value* |
|---|---|---|---|
| Cycles 2–4 | 96/ 530 (18.1) | 58/222 (26.1) | 0.013 |
| Cycles 5–7 | 49/ 423 (11.6) | 31/155 (20.0) | 0.009 |
| Cycles 7–9 | 34/ 375 (9.1) | 23/138 (16.7) | 0.015 |
n: Number of subjects with indicated event.
m: Number of subjects in respective cycle.
%: Percentage based on m.
* P-value was calculated with Pearson's chi-squared test.
