They determined that:
80.2% of blue tubes were wasted
49.5% of red tubes were wasted
9.8% of mint green tubes were wasted
86.9% of dark green tubes were wasted
12.4% of purple tubes were wasted
The total annual cost of the tubes and the cost to dispose these tubes as a biohazard was around $8.1K.If you weigh this cost against the pros of utilizing the rainbow the cost was actually pretty small. The average cost of LWOBS is estimated to be around $2,000 per patient. Jenney Mead
This study analyzes extra blood tube usage over 6 years at the University of Iowa Hospitals and Clinics to examine how often extra tubes were used for add-on orders.