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. Author manuscript; available in PMC: 2019 Oct 1.
Published in final edited form as: Arthritis Care Res (Hoboken). 2018 Oct;70(10):1517–1524. doi: 10.1002/acr.23505

Table 4.

Cancer outcomes (Years cancer free)

Johns Hopkins University of Pittsburgh
Year cancer free Radiation
N=39 (%)
No Radiation
N=58 (%)
Radiation
N=26 (%)
No Radiation
N=11 (%)
Year 1 21/26 (80.8) 41/45 (91) 9/10 (90) 5/5 (100)
Year 2 20/24 (83.3) 39/41 (95.1) 8/10 (80)* 4/5 (80)
Year 5 20/22 (90) 32/35 (91.4) 9/10 (90) 3/5 (60)
*

One patient was reported to be cancer free at year 1, have a recurrence by year 2, and was again cancer free at year 5.