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. Author manuscript; available in PMC: 2013 Oct 7.
Published in final edited form as: J Neurosurg. 2012 Mar 2;116(5):978–983. doi: 10.3171/2012.2.JNS111353

TABLE 1.

Modified MSKCC risk grouping*

Characteristic Points Assigned
recurrence <1 yr after nephrectomy 1
calcium >10 mg/dl 1
hemoglobin (g/dl)
  <13.0 (male) 1
  <11.5 (female) 1
KPS score <80 1
*

KPS = Karnofsky Performance Scale.