Depo-Provera raises meningioma risk 5.6x, prompting a need to explore the epidemiology of this brain tumor, particularly its demographics and risk factors Analysis of a bad drug, such as Depo-Provera ...

I fully understand that OR and RR >1.00 means a positive association and that <1.00 is a negative association. However, I'm struggling with wording the interpretation of values less than 1.00 Which is ...