First, let go of feeling responsibility for her reaction. It may sound cold & unfeeling, but you aren’t responsible anyone’s feelings but your own. That said, you can present your concerns in ways that are less or more effective or compassionate. Start with “I” statements; describe how you reacted & felt. Avoid “you” statements, which will be perceived as accusatory and likely encourage defensiveness. Finally, before you talk, clarify for yourself what your precise concerns are, and what you’re looking for in a response.