In the control group this decision will be based on history and clinical examination IN COMBINATION with the result of the urodynamic testing. It can be a decision to proceed with surgery (estimated at 2/3rd of the women) or conservative usually medication. The T0(moment of intervention) is defined as the moment of the first intervention which is by definition surgery in the study group and either surgery or conservative in the control group. After the intervention additional therapy is possible in both arms.