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. 2017 Nov 14;12(11):e0187897. doi: 10.1371/journal.pone.0187897

Table 3. Clinical symptoms in patients with arbovirus infection positive by PCR.

Clinical symptoms Total populationn = 139 (%) Dengue Oropouche Zika Chikungunya *
Positive n = 9 (%) Odds ratio Positive n = 12 (%) Odds ratio Positive n = 7 (%) Odds ratio Positive n = 13 (%) Odds ratio
Headache 111 (79.86) 4 (44.44) 0.2018 8 (66.67) 0.5045 4(57.14) 0.3363 12 (92.31) 3.0270
Muscle pain 91 (65.47) 3 (33.33) 0.2637 6 (50.00) 0.5275 3 (42.86) 0.3956 11 (84.62) 2.9011
Joint pain 88 (63.31) 3 (33.33) 0.2898 7 (58.33) 0.8114 3 (42.86) 0.4347 10 (76.92) 1.9318
Low appetite 48 (34.53) 3 (33.33) 0.9479 4 (33.33) 0.9479 3 (42.86) 1.4219 6 (46.15) 1.6250
Retroocular pain 47 (33.81) 1(11.11) 0.2447 4 (33.33) 0.9787 1 (14.29) 0.3262 6 (46.15) 1.6778
Nauseas 40 (28.78) 4 (44.44) 1.9800 3 (25.00) 0.8250 3 (42.86) 1.8563 3 (23.08) 0.7425
Vomiting 11 (7.91) 2 (22.22) 3.3247 0 (00.00) 0 0 (0.00) 0 1 (7.69) 0.9697
Dizziness 9 (6.47) 1 (20.00) 1.8056 1 (8.33) 1.3131 0 (0.00) 0 1 (7.69) 1.2037
Abdominal pain 9 (6.47) 2 (22.22) 4.1270 0 (0.00) 0 0 (0.00) 0 1 (7.69) 1.2037
Chills 9 (6.47) 1(11.11) 1.8056 3 (25.00) 7.2222 1 (14.29) 2.4074 1 (7.69) 1.2037
Rash 9 (6.47) 2 (22.22) 4.1270 0 (00.00) 0 0 (0.00) 0 2 (15.39) 2.6263
Odynophagia 8 (5.76) 1(11.11) 2.0469 0 (0.00) 0 0 (0.00) 0 1 (7.69) 1.3646
Photophobia 7 (5.04) 1(11.11) 2.3571 1 (8.33) 1.7143 1 (14.29) 3.1429 1 (7.69) 1.5714
Cough 5 (3.60) 0 (0.00) 0 0 (0.00) 0 0 (0.00) 0 0 (0.00) 0
Pallor 4 (2.88) 0 (0.00) 0 2 (25.00) 6.7500 1 (14.29) 5.6250 0 (0.00) 0
Diarrhea 4 (2.88) 0 (0.00) 0 1 (8.33) 3.0682 1 (14.29) 5.6250 0 (0.00) 0
Rhinorrhea 3 (2.16) 0 (0.00) 0 0 (0.00) 0 0 (0.00) 0 0 (0.00) 0
Dyspnea 3 (2.16) 1(11.11) 5.6667 0 (0.00) 0 0 (0.00) 0 1 (7.69) 3.7778
Conjunctival injection 3 (2.16) 1(11.11) 5.6667 0 (0.00) 0 1 (14.29) 7.5556 1 (7.69) 3.7778
Expectoration 3 (2.16) 0 (0.00) 0 0 (0.00) 0 0 (0.00) 0 0 (0.00) 0
Dysuria 1(0.72) 1(11.11) 17.2500 0 (0.00) 0 0 (0.00) 0 1 (7.69) 11.5000
Jaundice 1 (0.72) 0 (0.00) 0 1 (8.33) 12.5455 0 (0.00) 0 0 (0.00) 0
Convulsions 0 (0.00) 0 (0.00) 0 0 (0.00) 0 0 (0.00) 0 0 (0.00) 0

* CHIKV vs total population, Paired t-Test, p-value<0.05.