Kaplan-Meier overall survival curve by constitutive STAT3 activity for 63 AML patients.

Circles indicate censored patients. (●), patients whose blasts had constitutive STAT3 activity. (○), patients whose blasts did not have constitutive STAT3 activity. Of note, 2 patients whose blasts did not have constitutive STAT3 activity survived for more than 5 years.