Characteristic | All patients (n = 262) (%) | All mono-infections (n = 222) (%) | All co-infectionsa (n = 40) (%) | OR (95 % CI) | DENV-1 mono-infections (n = 170) (%) | DENV-1 co-infectionsb (n = 39) (%) | OR (95 % CI) | DENV-2 mono-infections (n = 44) (%) | DENV-2 co-infectionsc (n = 35) (%) | OR (95 % CI) |
---|---|---|---|---|---|---|---|---|---|---|
Secondary | 82 (31.3) | 70 (31.5) | 12 (30) | 0.931 (0.45-1.94) | 59 (34.7) | 12 (30.8) | 0.84 (0.4-1.8) | 10 (22.7) | 8 (22.9) | 1.01 (0.35-2.9) |
Pediatric | 38 (14.5) | 30 (13.5) | 8(20) | 1.6 (0.67-3.80) | 23 (13.5) | 8 (20.5) | 1.65 (0.68-4.03) | 6 (13.6) | 7 (20) | 1.58 (0.48-5.23) |
Age > 55 years | 18 (6.9) | 14 (6.3) | 4 (10) | 1.65 (0.51-5.30) | 12 (7.1) | 4 (10.3) | 1.51 (0.46-4.94) | 1 (2.3) | 3 (8.6) | 4.03 (0.40-40.57) |
Male | 146 (55.7) | 123 (55.4) | 23 (57.5) | 1.09 (0.55-2.15) | 89 (52.4) | 22 (56.4) | 1.18 (0.58-2.37) | 29 (65.9) | 21 (60.0) | 0.78 (0.31-1.95) |
Pregnancy | 14 (5.3) | 12 (5.4) | 2 (5) | 0.92 (0.2-4.28) | 9 (5.3) | 2 (5.1) | 0.97 (0.20-4.66) | 2 (4.5) | 2 (5.7) | 1.27 (0.17-9.52) |
Comorbidity | 52 (19.8) | 45 (20.3) | 7 (17.5) | 0.83 (0.35-2.01) | 38 (22.4) | 6 (15.4) | 0.63 (0.25-1.62) | 7 (15.9) | 6 (17.1) | 1.09 (0.33-3.61) |
Fever | 260 (99.2) | 220 (99.1) | 40 (100) | 1.18 (1.12-1.25) | 169 (99.4) | 39 (100) | 1.23 (1.15-1.31) | 43 (97.7) | 35 (100) | 1.81 (1.49-2.22) |
Chills and rigors | 117 (44.7) | 101 (45.5) | 16 (40) | 0.80 (0.40-1.59) | 78 (45.9) | 15 (38.5) | 0.74 (0.36-1.50) | 18 (40.9) | 15 (42.9) | 1.08 (0.44-2.66) |
Headache | 125 (47.7) | 102 (45.9) | 23 (57.5) | 1.59 (0.81-3.14) | 78 (45.9) | 22 (56.4) | 1.53 (0.76-3.08) | 20 (45.5) | 20 (57.1) | 1.6 (0.65-3.91) |
Cough | 30 (11.5) | 28 (12.6) | 2 (5) | 0.37 (0.08-1.60) | 20 (11.8) | 2 (5.1) | 0.41 (0.09-1.81) | 8 (18.2) | 2 (5.7) | 0.27 (0.05-1.38) |
Nausea | 72 (27.5) | 59 (26.6) | 13 (32.5) | 1.33 (0.64-2.75) | 41 (24.1) | 13 (33.3) | 1.57 (0.74-3.34) | 15 (34.1) | 10 (28.6) | 0.77 (0.30-2.03) |
Vomit | 164 (62.6) | 141 (63.5) | 23 (57.5) | 0.78 (0.39-1.54) | 111 (65.3) | 22 (56.4) | 0.69 (0.34-1.40) | 26 (59.1) | 20 (57.1) | 0.92 (0.38-2.2) |
Anorexia | 101 (38.7) | 83 (37.4) | 18 (45) | 1.37 (0.69-2.70) | 61 (35.9) | 18 (46.2) | 1.53 (0.76-3.09) | 21 (47.7) | 16 (45.7) | 0.92 (0.38-2.25) |
Abdominal pain | 103 (39.3) | 91 (41.0) | 12 (30) | 0.62 (0.30-1.28) | 73 (42.9) | 12 (30.8) | 0.59 (0.28-1.24) | 16 (36.4) | 9 (25.7) | 0.61 (0.23-1.61) |
Diarrhoea | 120 (45.8) | 109 (49.1) | 11 (27.5) | 0.39 (0.19-0.83)* | 82 (48.2) | 10 (25.9) | 0.37 (0.17-0.81)* | 23 (52.3) | 9 (25.7) | 0.32 (0.12-0.83)* |
Myalgia | 156 (59.5) | 134 (60.4) | 22 (55) | 0.80 (0.41-1.58) | 95 (55.9) | 21 (53.8) | 0.92 (0.46-1.85) | 34 (77.3) | 19 (54.3) | 0.35 (0.13-0.92)* |
Arthralgia | 149 (56.9) | 128 (57.7) | 21 (52.5) | 0.81 (0.41-1.60) | 90 (52.9) | 20 (51.3) | 0.94 (0.47-1.88) | 35 (79.5) | 20 (57.1) | 0.34 (0.13-0.93)* |
Rash | 39 (14.9) | 35 (15.8) | 4 (10) | 0.59 (0.20-1.77) | 23 (13.5) | 4 (10.3) | 0.73 (0.24-2.25) | 11 (25) | 4 (11.4) | 0.39 (0.11-1.34) |
Neurological | 20 (7.6) | 17(7.7) | 3 (7.5) | 0.98 (0.27-3.50) | 14 (8.2) | 3 (7.7) | 0.93 (0.25-3.40) | 2 (4.5) | 2 (5.7) | 1.27 (0.17-9.52) |
Haemorrhagic symptoms | 45 (17.2) | 40(18.0) | 5 (12.5) | 0.65 (0.24-1.76) | 34 (20) | 5 (12.8) | 0.59 (0.21-1.62) | 2 (4.5) | 4 (11.4) | 2.71 (0.47-15.75) |
Documented fever | 189 (72.1) | 159(71.6) | 30 (75) | 1.19 (0.55-2.58) | 120 (70.6) | 29 (74.4) | 1.21 (0.55-2.67) | 31 (70.5) | 25 (71.4) | 1.05 (0.39-2.79) |
Tachypnoea | 32 (12.3) | 28(12.6) | 4 (10) | 0.77 (0.26-2.33) | 20 (11.8) | 4 (10.3) | 0.86 (0.28-2.67) | 8 (18.2) | 4 (11.4) | 0.58 (0.16-2.12) |
Tachycardia | 64 (24.4) | 53(23.9) | 11 (27.5) | 1.21 (0.57-2.59) | 47 (27.6) | 11 (28.2) | 1.03 (0.47-2.23) | 6 (13.6) | 10 (28.6) | 2.53 (0.82-7.85) |
Hypotension | 22 (8.4) | 20(9) | 2 (5) | 0.53 (0.12-2.37) | 17 (10) | 2 (5.1) | 0.49 (0.11-2.20) | 3 (6.8) | 1 (2.9) | 0.40 (0.04-4.04) |