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Cancer and Blood Disorders Center

Statistics and Outcomes

At Seattle Children’s Cancer and Blood Disorders Center, our outcomes significantly exceed the national average for a wide range of cancers.

  • What Seattle Children’s measures and why

    “Outcomes” refer to the results of treatment and evaluate how effective care is. We also provide statistics such as the number of stem cell transplants performed and patients seen (volumes). 
    We gather this data to:

    • Measure the health of our patients
    • Improve the quality of the care we provide
    • Help you make informed decisions about your child’s care

    Learn more about outcomes at Seattle Children’s.

Number of New Cancer Patients Annually, 2014–2024

Seattle Children’s treats some of the WWAMI region’s most complex, advanced cancers and blood disorders.

Total number of new patients, 2014-2024

3,282
2024
218
Ages 0 to 14
111
Ages 15 to 20+
2023
226
Ages 0 to 14
107
Ages 15 to 20+
2022
223
Ages 0 to 14
80
Ages 15 to 20+
2021
204
Ages 0 to 14
70
Ages 15 to 20+
2020
183
Ages 0 to 14
65
Ages 15 to 20+
2019
215
Ages 0 to 14
73
Ages 15 to 20+
2018
267
Age 0 to 14
75
Age 15 to 20+
2017
237
Age 0 to 14
63
Age 15 to 20+
2016
230
Age 0 to 14
70
Age 15 to 20+
2015
234
Age 0 to 14
64
Age 15 to 20+
2014
208
Age 0 to 14
59
Age 15 to 20+

Average New Cancer Patients Annually by Disease (2020 to 2024)

ALL
46
AML
13
Brain
89
Ewing sarcoma
9
Germ cell
9
Hodgkin lymphoma
12
Liver
3
Non-Hodgkin lymphoma
9
Neuroblastoma
16
Osteosarcoma
11
Renal (kidney)
9
Retinoblastoma
6
Rhabdomyosarcoma
15
Soft tissue tumors
14
Thyroid
9
Wilms
6

Stem Cell Transplant Survival Rates, 2004–2024

The tables below show information about Seattle Children’s patients who had a stem cell transplant.

Stem cell transplant (100-day) survival rates, 2004–2024

This table shows the percentages of patients who survived for at least 100 days after their transplant:

97%
2024
99%
2023
95%
2022
98%
2021
95%
2020
100%
2019
86%
2018
94%
2017
97%
2016
95%
2015
95%
2014
96%
2013
100%
2012
96%
2011
100%
2010
89%
2009
90%
2008
93%
2007
90%
2006
96%
2005
82%
2004

Stem cell transplant (1-year) survival rates, 2004–2024

This table shows the percentages of patients who survived for at least 1 year after their transplant:

N/A
2024
88%
2023
96%
2022
93%
2021
87%
2020
96%
2019
86%
2018
87%
2017
89%
2016
82%
2015
91%
2014
84%
2013
89%
2012
89%
2011
95%
2010
81%
2009
81%
2008
79%
2007
86%
2006
83%
2005
74%
2004

Stem Cell Transplants, 1969–2024

The right side of this table lists different types of stem cell transplants. The left side shows how many of each type were performed for Seattle Children’s patients between the years of 1969 and 2022. Some of the categories overlap.

576
Autologous
286
Cord blood
2,775
Malignant diseases
686
Non-malignant diseases
1,971
Matched allogenic
859
Mismatched allogenic
128
Mini transplant
1,045
Unrelated donor

Who do I contact if I have questions?

Talk with your child’s doctor or contact the Cancer and Blood Disorders Center at 206-987-2106.

Updated May 2025