Description: Figure 62 shows that there is an apparent trend toward increasing deep vein thrombosis incidence with increasing duration of use.

Figure 62Age at first use and duration of use: deep vein thrombosis incidence

DVT = deep vein thrombosis; OC = oral contraceptive

From: 5, Overall Benefits and Harms of Oral Contraceptives for Prevention of Ovarian Cancer

Cover of Oral Contraceptive Use for the Primary Prevention of Ovarian Cancer
Oral Contraceptive Use for the Primary Prevention of Ovarian Cancer.
Evidence Reports/Technology Assessments, No. 212.
Havrilesky LJ, Gierisch JM, Moorman PG, et al.

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