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Table 5 Clinical features of DENV, CHIKV and ZIKV confirmed/probable cases

From: Imported arboviral infections in Italy, July 2014-October 2015: a National Reference Laboratory report

Symptoms DENV confirmed and probable cases presenting with the symptoma CHIKV confirmed and probable cases presenting with the symptoma ZIKV confirmed and probable cases presenting with the symptoma
Fever (≥38 °C) 93,2% 92,6% 75,0%
Arthralgia 71,2% 96,3% 75,0%
Rash 33,9% 66,7% 100,0%
Asthenia 76,3% 70,4% 25,0%
Headache 62,7% 37,0% 0,0%
Myalgia 52,6% 63,0% 25,0%
Retro-orbital pain 32,2% 11,1% 0,0%
Meningoencephalitis 1,7% 3,7% 0,0%
Others 10,2%b 3,7% c 0,0%
  1. aSymptoms were known for 59, 27 and 4 DENV, CHIKV and ZIKVV cases, respectively
  2. bdiarrhea, vomit, leuco-thrombocytopenia
  3. csymptoms persisting for longer than 30 days