
91Lean Foundation
resulting throughput times are for the processes for which they are responsible. The more we
reduce the cycle time for each process, the less inventory we need, the less rooms we need, etc. A
format for that report is shown in Figure 4.15.
We place a cautionary note, however, on metrics such as customer satisfaction and LOS, as there
are a substantial number of contributing factors (‘x’s’) to both of these metrics. One isolated Lean
initiative may not—and we have found through experience that it will not—be able to impact all the
contributing factors to signicantly “move” the needle on these metrics, and a series of initiativ ...