1. Invasive urodynamic testing did not improve treatment outcomes for refractory overactive bladder symptoms.
2. The trial included 1,099 women who had failed conservative treatments.
3. The economic evaluation showed higher costs for urodynamics testing.
4. Routine use of urodynamics in this patient population is not supported.
5. The study was conducted across 63 hospitals in the U.K.

Source: The Lancet