Items I found when researching certain factors affect treatment options.
Chronic Lymphocytic Leukemia: Certain factors affect treatment options and prognosis. 
Certain factors affect prognosis (chance of recovery) and treatment options. 
Certain factors affect prognosis and treatment options. 
- Chronic Lymphocytic Leukemia
- Chronic Leukemia at HealthMegaMall.com
- Factors that Affect Melanoma Prognosis