Final answer:
The strongest predictor of post-sterilization regret following a BTL is the age at the time of sterilization, with younger women at higher risk. Other factors include marital changes, desire for more children, and issues with informed consent.
Step-by-step explanation:
The strongest predictor of post-sterilization regret following a Bilateral Tubal Ligation (BTL) is the age at the time of sterilization, with younger women being more likely to experience regret. Other significant factors that may contribute to regret include a change in marital status, the desire for more children after sterilization, experiencing emotional distress during the decision-making process, and not being fully informed or feeling pressured about the procedure. It is imperative for healthcare providers to ensure informed consent and to discuss alternative methods of contraception and the permanence of the procedure with patients considering BTL.