830-831 / 1816
Practice Elsewhere
Single US Institution
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Of 849 cases before Z11, 144 had +SLNB and
113 underwent ALND (79%)
•
Of 932 patients after Z11: 139 had +SLNB and
73 underwent ALND (53%)
•
If only those meeting the Z11 criteria were
assessed, these percentages changed to 75
and 2.2% showing that Z11 has significantly
changed practice in the USA.
•
The completion AD rate in the BEFORE group
was 78.5%, compared to 52.5% in the AFTER
group
•
(Le, 2016, the Breast)
•
Ireland
•
Compared completion clearance rates pre and
post Z011 publication.
•
Rate of completion fell from 94% to 71% (92
versus 65 if only the last year of the study
period was reviewed, suggesting an
downwards trend).
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(Joyce, 2016, Irish J Med. Sci)