how will a z standardization effect based index does z standardize a measure what makes difference in z standardization why does indexing a qq mean why would a z standardization work what is medically relevant difference in a hospital which variable would make a difference in the health index? what is the difference in quality between a normal indicator and an indicator for a single clinical specialty? which factor affects the z standardization of quality indicators? what is the difference between a weighted index and a standard index? what makes a quality indicator unique does standardization exaggerate variability why is a z standardization of a quality indicator important? how is the data standardized in health care z standardization is used when comparing different indicators why does z standardization exaggerate some variables what does standardization do to an hq index when a patient differs between hospital indicators in cost weighting how does standardization affect quality what is the difference in a cost versus diffrent indicator