Liver transplant allocation is biased against females. How to rectify this?

The allocation of livers from organ donors to patients puts females at a disadvantage. A remedy was put into use in 2023, based on a common statistical model. This is expected to reduce sex disparity, but is not expected to solve the problem fully. Why? And what else can we do?
What if the nodes in a network have feelings?

How can fairness be incorporated in algorithms that make decisions about people?