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Volume 15, Number 2—February 2009


Medical Procedures and Risk for Sporadic Creutzfeldt-Jakob Disease, Japan, 1999–2008

Tsuyoshi Hamaguchi, Moeko Noguchi-Shinohara, Ichiro Nozaki, Yosikazu Nakamura, Takeshi Sato, Tetsuyuki Kitamoto, Hidehiro Mizusawa, and Masahito YamadaComments to Author 
Author affiliations: Kanazawa University Graduate School of Medical Science, Kanazawa, Japan (T. Hamaguchi, M. Noguchi-Shinohara, I. Nozaki, M. Yamada); Jichi Medical University, Shimotsuke, Japan (Y. Nakamura); Kohnodai Hospital, Ichikawa, Japan (T. Sato); Tohoku University Graduate School of Medicine, Sendai, Japan (T. Kitamoto); Tokyo Medical and Dental University, Tokyo, Japan (H. Mizusawa); Creutzfeldt-Jakob Disease Surveillance Committee, Japan (Y. Nakamura, T. Sato, J. Mizusawa, T. Kitamoto, M. Yamada)

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Table 3

Medical procedures before disease onset, case–control study of sCJD, Japan, 1999–2008*

Medical procedures sCJD case-patients, no. (%), n = 753 Controls, 
no. (%), n = 210
Surgery 372 (49.4) 104 (49.5)
Neurologic 25 (3.3) 13 (6.2)
Ophthalmic 42 (5.6) 11 (5.2)
337 (44.8)
89 (42.4)
Blood transfusion 78 (10.4) 20 (9.5)

*sCJD, sporadic Creutzfeldt-Jakob disease. p values were not significant.

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