Table 5 Underlying cause of death: number of deaths (% in that group)

CausesAll migraineAll controlsTotal
Infectious and parasitic6 (0.8)9 (0.9)15 (0.9)
Neoplasms252 (35.2)359 (34.9)611 (35.0)
Endocrine, nutrition, metabolic, and immunity3 (0.4)8 (0.8)11 (0.6)
Mental disorders2 (0.3)8 (0.8)10 (0.6)
Nervous system and sense organ5 (0.7)15 (1.5)20 (1.2)
Respiratory48 (6.7)106 (10.3)154 (8.8)
Digestive system19 (2.7)44 (4.3)63 (3.6)
Genitourinary7 (1.0)7 (0.7)14 (0.8)
Circulatory system270 (37.7)344 (33.5)614 (35.2)
Injury and poisoning39 (5.5)38 (3.7)77 (4.4)
Other12 (1.7)22 (2.1)34 (2.0)
Unknown cause53 (7.4)68 (6.6)121 (6.9)
Total7161,0281,744