Conclusion:Our analysis demonstrated that IUD use is a contraceptive method with the capability of lowering the risk of cervical cancer progression. There is also an association between HPV infection, smoking, age, the number of parity and the usage of natural birth control methods with the development of cancerous lesion development.

We provide suggestive evidence that direct access to contraceptive services was important for increasing LARC use and reducing repeat pregnancy. We did not find any spillover effects on non-targeted outcomes, such as educational attainment and benefit receipt.

Highlights:
•Enzyme inducing antiseizure medications reduce oral contraceptive efficacy.

•This drug–drug interaction may cause >500 unintended pregnancies annually in the US.

•Unintended pregnancies may harm the health of women with epilepsy and their infants.

•This drug interaction may increase annual pregnancy healthcare costs...

Conclusion: Members of an integrated healthcare system who received a 12-month supply of short-acting hormonal contraceptives are less likely to become pregnant within the following year.

Conclusions: We found adolescents’ contraceptive decision-making was influenced by their social networks and community, including their parents and friends. Mothers played a key role as adolescents transitioned to gaining more autonomy over their reproductive decisions. Providers should consistently present adolescents with comprehensive...