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. Author manuscript; available in PMC: 2009 Jun 1.
Published in final edited form as: J Urol. 2008 Apr 18;179(6):2181–2186. doi: 10.1016/j.juro.2008.01.099

Table 1.

Four scenarios of serial PSA values and PSA nadirs following primary local therapy and the corresponding PSADT

Example 1 Example 2
Surgery RT Surgery RT
PSA PSA Nadir-subtracted PSA PSA PSA Nadir-subtracted PSA
Nadir 0 1.00 0 1.00
1/1/2006 0.20 1.20 0.20 10.00 11.00 10.00
4/1/2006 0.30 1.30 0.30 15.00 16.00 15.00
7/1/2006 0.40 1.40 0.40 20.00 21.00 20.00
10/1/2006 0.60 1.60 0.60 30.00 31.00 30.00
PSADT (mos) 5.8 22.1 5.8 5.8 6.1 5.8