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Table 3 Clinical symptoms in patients with positive samples for DENV, ZIKV, and CHIKV

From: Identification of infection by Chikungunya, Zika, and Dengue in an area of the Peruvian coast. Molecular diagnosis and clinical characteristics

Clinical symptoms Total n = 496 (%) PCR real time confirmed cases
DENV (n = 170) ZIKV (n = 39) CHIKV (n = 23)
n (%) n (%) n (%)
Chills 3 (0.6) 1 (0.6) 0 (0.0) 0 (0.0)
Headache 444 (89.5) 152 (89.4) 34 (87.2) 20 (87.0)
Dizziness 1 (0.2) 0 (0.0) 1 (2.6) 0 (0.0)
Cough 1 (0.2) 1 (0.6) 0 (0.0) 0 (0.0)
Sore throat 184 (37.1) 50 (29.4) 11 (28.2) 11 (47.8)
Nausea and/or vomits 251 (50.6) 86 (50.6) 20 (51.3) 13 (56.5)
Loss of appetite 312 (62.9) 104 (61.2) 23 (59.0) 18 (78.3)
Back pain 270 (54.4) 105 (61.8) 23 (59.0) 17 (73.9)
Dysuria 1 (0.2) 0 (0.0) 0 (0.0) 0 (0.0)
Myalgia 419 (84.5) 147 (86.5) 35 (89.7) 17 (73.9)
Arthralgia 396 (79.8) 143 (84.1) 32 (82.1) 19 (82.6)
Retro-ocular pain 337 (67.9) 118 (69.4) 27 (69.2) 17 (73.9)
Rash 89 (17.9) 26 (15.3) 8 (20.5) 6 (26.1)
Melena 2 (0.4) 0 (0.0) 0 (0.0) 0 (0.0)
Nasal bleeding 9 (1.8) 3 (1.8) 1 (2.6) 1 (4.3)
Gums bleeding 3 (0.6) 2 (1.2) 1 (2.6) 0 (0.0)
Petechiae 11 (2.2) 3 (1.8) 0 (0.0) 1 (4.3)
Ecchymosis 2 (0.4) 1 (0.6) 1 (2.6) 0 (0.0)
Blood tinged sputum 1 (0.2) 0 (0.0) 0 (0.0) 0 (0.0)
Abdominal pain 22 (4.4) 7 (4.1) 1 (2.6) 1 (4.3)
Thoracic pain 5 (1.0) 2 (1.2) 0 (0.0) 0 (0.0)
Fatigue 3 (0.6) 0 (0.0) 1 (2.6) 0 (0.0)
Altered mental status 1 (0.2) 1 (0.6) 0 (0.0) 1 (4.3)