World Trade Center (WTC) Responder Fatality Investigation Program

Total Number of Deaths = 614

  • Two people had undetermined causes of death.

There were 12 deaths among military personnel in Iraq and Afghanistan for whom death certificates could not be obtained. These deaths are not included in the tables below but are included in the final count.

Table 1. Confirmed cause of death as identified by death certificates and autopsies – Traumatic Deaths
  All Deaths Line of Duty Deaths
N % N %
Total Traumatic 146 100 27  
Exposure to harmful substances or environments 43      
Ingestion of substance 38      
Transportation incident 41   8  
Highway transportation incident 34   4  
Fires and explosions 13   9  
Fires 10   7  
Assaults and violent acts 47   10  
Assaults by other person(s) 14   10  
Self-inflicted injuries 33      

Totals for major categories may include subcategories not shown separately.

Table 2. Confirmed cause of death as identified by death certificates and autopsies – Illness Deaths
  N %
Total Illness Deaths 454 100
Infectious and parasitic diseases 19  
Hepatitis C 9  
HIV 8  
Neoplasms 249  
Lip, oral cavity and pharynx 5  
Digestive organs and peritoneum 75  
Esophageal (14)  
Gastric (9)  
Colon (18)  
Liver (9)  
Pancreas (21)  
Respiratory and intrathoracic organs 60  
Lung (54)  
Skin 9  
Melanoma (9)  
Breast and female genital organs 14  
Breast (8)  
Male genital organs 7  
Prostate (7)  
Urinary organs 15  
Renal cell (9)  
Bladder (5)  
Nervous system 15  
Brain (14)  
Ill-defined, secondary and unspecified 12  
Unknown Site (9)  
Lymphoid, haematopoietic 31  
Lymphoma (11)  
Lymphoid Leukemia (5)  
Myeloid Leukemia (7)  
Endocrine, Nutritional and Metabolic Diseases 9  
Diabetes Mellitus 6  
Nervous System 5  
Circulatory system 114  
Hypertensive disease 12  
Ischemic heart disease 55  
Acute Myocardial Infarction (16)  
Chronic Ischemic Heart Disease (39)  
Other forms of heart disease 17  
Cerebrovascular disease 17  
Disease of arteries, arterioles and capillaries 7  
Disease of veins, lymph, nec 5  
Respiratory system 22  
Influenza and Pneumonia 9  
Chronic lower respiratory diseases 7  
Digestive system 17  
Liver 11  
Cirrhosis (9)  
Genitourinary 7  
Renal failure 5  

Totals for major categories may include subcategories not shown separately.