Hi Andrew,

Comments in text.

Regards!

-Thomas Clark


Andrew Ho wrote:


On Tue, 16 Dec 2003, [EMAIL PROTECTED] wrote:
...


After so many cases of "abuse of power" from around the world, credibility
will be quite difficult to achieve. Any guarantee is only going to be as
good as its perceived strength. How do you propose to backup such
guarantees?


...


Information archiving, retrieval and update cannot be completed without
the Patients active participation. The Payer and Provider can each hold
a key that individually and together cannot create access to the
information and join the constituent parts.



Sounds very interesting.


What do you mean by "active participation"?
Does the patient hold/present a key too?



The Patient or the Patient's representative holds a key. The representative can be a
legal representative, a family member or a private security agent. Both the Patient
and the representative should have a tool to audit requests for access.


The key is in turn limited/restricted, i.e., you can access records related to a
specific condition my not other non-related conditions. It would also be in part
declarative, e.g., the Patient can withhold permission to use their DNA.


The Patient's key would have a structure compatible with their records hence
their would be a Patient-specific format that supported general information,
e.g., date-of-birth.

It works with a structure that makes records objects.

It is not the traditional all-in-one information storage.



How does it work?




The number of keys can be variable. Unless you convince the Patient and
their support groups to participate the records are neither accessible
nor complete.



What if the patient loses his/her key?




Patient keys can be re-generated from Records-based information (similar to fault-recoverable
file systems). Since the key is not saddled with a fixed format, additions and modifications will
modify the key. The Patient provides information and updates rules.


The physical format of a key is simple. 256 MBytes in the volume occupied by a 25 cent coin
leaves some room for other things. You might inject it like my dog's ID, but I'll opt for the alternative.


BTW: This also supports record-tracking.

Best regards,

Andrew
---
Andrew P. Ho, M.D.
OIO: Open Infrastructure for Outcomes
www.TxOutcome.Org








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