Volume 11, Number 12—December 2005
Perspective
Human Granulocytic Anaplasmosis and Anaplasma phagocytophilum
Table
Characteristics | All |
North America |
Europe |
||||
---|---|---|---|---|---|---|---|
Median %† | Mean % | n‡ | Mean % | n | Mean % | n | |
Symptom or sign | |||||||
Fever | 100 | 92 | 480 | 92 | 448 | 98 | 66 |
Myalgia | 74 | 77 | 514 | 79 | 448 | 65 | 66 |
Headache | 89 | 75 | 378 | 73 | 289 | 89 | 66 |
Malaise | 93 | 94 | 90 | 96 | 271 | 47 | 15 |
Nausea | 44 | 38 | 256 | 36 | 207 | 47 | 49 |
Vomiting | 20 | 26 | 90 | 34 | 41 | 19 | 49 |
Diarrhea | 13 | 16 | 90 | 22 | 41 | 10 | 49 |
Cough | 13 | 19 | 260 | 22 | 207 | 10 | 49 |
Arthralgias | 58 | 46 | 497 | 47 | 448 | 37 | 49 |
Rash | 3 | 6 | 685 | 6 | 289 | 4 | 53 |
Stiff neck | 11 | 18 | 22 | 22 | 18 | 0 | 4 |
Confusion | 9 | 17 | 211 | 17 | 207 | 0 | 4 |
Laboratory abnormality | |||||||
Leukopenia | 38 | 49 | 329 | 50 | 282 | 47 | 47 |
Thrombocytopenia | 71 | 71 | 329 | 72 | 282 | 64 | 47 |
Elevated serum AST or ALT§ | 74 | 71 | 170 | 79 | 123 | 51 | 47 |
Elevated serum creatinine | 15 | 43 | 72 | 49 | 59 | 0 | 13 |
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