| Collection |
Painless, noninvasive |
Invasive and can be quite painful - Collection performed with large needle into hip |
| Risk to Donor |
None |
Uncommon (anesthesia related, surgical complications, emergency blood transfusion, etc.) |
| Contamination with Virus |
Rare |
More |
| Time to Aquire |
Days - Units are pre-harvested, median search time is less than one month |
Difficulty at times tracking down donors who registered, median search time is greater than four months |
| Access for Transplant |
Easy - Can be pulled from inventory and shipped within 24 hours |
Difficult - Donor has to coordinate time off work, transplant team and hospital scheduling must align |
| Number of Available Cells |
Less than bone marrow |
More than cord blood |
| Chances of GVHD(Graft Versus Host Disease) |
Approximately 10% |
Serious GVHD occurs in approxi-mately 60% of all unrelated trans-plants |
| Median Time to NEUTRO-PHIL(The point where the donated cells begin making new cells in the body) |
21-35 Days |
10-20 Days |
| Associated costs |
Significantly less than bone marrow |
Significantly more than cord bloods |
| History |
First successful transplant in 1988 |
First successful transplant in 1968 |
| Likelihood of Finding a Match |
More likely |
Less likely |