Table 2.

Reported Symptoms Across Illness Categories

Healthy ControlNonfebrile DENVOFIApparent DENV
Characteristic, n (%)Overall n = 142Fever/ DENV n = 57Fever/ DENV+ n = 18Fever+/ DENV n = 14Fever+/ DENV+ n = 53P Valuea
Fever reported within last 7 days67 (48.9)0 (0.0)0 (0.0)14 (100.0)53 (100.0)<.0001
Headache80 (56.3)15 (26.3)4 (22.2)13 (92.9)48 (90.6)<.0001
Drowsiness76 (53.5)15 (26.3)3 (16.7)11 (78.6)47 (88.7)<.0001
Myalgia68 (47.9)8 (14.0)4 (22.2)11 (78.6)45 (84.9)<.0001
Retro-orbital pain60 (42.6)8 (14.3)2 (11.1)8 (57.1)42 (79.3)<.0001
Nausea50 (35.2)4 (7.0)1 (5.6)10 (71.4)35 (66.0)<.0001
Abdominal pain50 (35.2)13 (22.8)1 (5.6)6 (42.9)30 (56.6)<.0001
Vomiting25 (17.6)1 (1.8)0 (0.0)4 (28.6)20 (37.7)<.0001
Rash17 (12.1)1 (1.8)0 (0.0)0 (0.0)16 (30.2)<.0001
Cough29 (20.4)8 (14.0)2 (11.1)4 (28.6)15 (28.3).18
Diarrhea21 (14.8)4 (7.0)0 (0.0)2 (14.3)15 (28.3).003
Rhinitis16 (11.3)5 (8.8)0 (0.0)4 (28.6)7 (13.2).07
Bleedingb5 (3.5)0 (0.0)0 (0.0)1 (7.1)4 (7.6).08
Healthy ControlNonfebrile DENVOFIApparent DENV
Characteristic, n (%)Overall n = 142Fever/ DENV n = 57Fever/ DENV+ n = 18Fever+/ DENV n = 14Fever+/ DENV+ n = 53P Valuea
Fever reported within last 7 days67 (48.9)0 (0.0)0 (0.0)14 (100.0)53 (100.0)<.0001
Headache80 (56.3)15 (26.3)4 (22.2)13 (92.9)48 (90.6)<.0001
Drowsiness76 (53.5)15 (26.3)3 (16.7)11 (78.6)47 (88.7)<.0001
Myalgia68 (47.9)8 (14.0)4 (22.2)11 (78.6)45 (84.9)<.0001
Retro-orbital pain60 (42.6)8 (14.3)2 (11.1)8 (57.1)42 (79.3)<.0001
Nausea50 (35.2)4 (7.0)1 (5.6)10 (71.4)35 (66.0)<.0001
Abdominal pain50 (35.2)13 (22.8)1 (5.6)6 (42.9)30 (56.6)<.0001
Vomiting25 (17.6)1 (1.8)0 (0.0)4 (28.6)20 (37.7)<.0001
Rash17 (12.1)1 (1.8)0 (0.0)0 (0.0)16 (30.2)<.0001
Cough29 (20.4)8 (14.0)2 (11.1)4 (28.6)15 (28.3).18
Diarrhea21 (14.8)4 (7.0)0 (0.0)2 (14.3)15 (28.3).003
Rhinitis16 (11.3)5 (8.8)0 (0.0)4 (28.6)7 (13.2).07
Bleedingb5 (3.5)0 (0.0)0 (0.0)1 (7.1)4 (7.6).08

Abbreviations: DENV, dengue virus; OFI, other febrile illness.

aP values are from Fisher’s exact test for categorical data comparisons.

bBleeding refers to any reported bleeding.

Table 2.

Reported Symptoms Across Illness Categories

Healthy ControlNonfebrile DENVOFIApparent DENV
Characteristic, n (%)Overall n = 142Fever/ DENV n = 57Fever/ DENV+ n = 18Fever+/ DENV n = 14Fever+/ DENV+ n = 53P Valuea
Fever reported within last 7 days67 (48.9)0 (0.0)0 (0.0)14 (100.0)53 (100.0)<.0001
Headache80 (56.3)15 (26.3)4 (22.2)13 (92.9)48 (90.6)<.0001
Drowsiness76 (53.5)15 (26.3)3 (16.7)11 (78.6)47 (88.7)<.0001
Myalgia68 (47.9)8 (14.0)4 (22.2)11 (78.6)45 (84.9)<.0001
Retro-orbital pain60 (42.6)8 (14.3)2 (11.1)8 (57.1)42 (79.3)<.0001
Nausea50 (35.2)4 (7.0)1 (5.6)10 (71.4)35 (66.0)<.0001
Abdominal pain50 (35.2)13 (22.8)1 (5.6)6 (42.9)30 (56.6)<.0001
Vomiting25 (17.6)1 (1.8)0 (0.0)4 (28.6)20 (37.7)<.0001
Rash17 (12.1)1 (1.8)0 (0.0)0 (0.0)16 (30.2)<.0001
Cough29 (20.4)8 (14.0)2 (11.1)4 (28.6)15 (28.3).18
Diarrhea21 (14.8)4 (7.0)0 (0.0)2 (14.3)15 (28.3).003
Rhinitis16 (11.3)5 (8.8)0 (0.0)4 (28.6)7 (13.2).07
Bleedingb5 (3.5)0 (0.0)0 (0.0)1 (7.1)4 (7.6).08
Healthy ControlNonfebrile DENVOFIApparent DENV
Characteristic, n (%)Overall n = 142Fever/ DENV n = 57Fever/ DENV+ n = 18Fever+/ DENV n = 14Fever+/ DENV+ n = 53P Valuea
Fever reported within last 7 days67 (48.9)0 (0.0)0 (0.0)14 (100.0)53 (100.0)<.0001
Headache80 (56.3)15 (26.3)4 (22.2)13 (92.9)48 (90.6)<.0001
Drowsiness76 (53.5)15 (26.3)3 (16.7)11 (78.6)47 (88.7)<.0001
Myalgia68 (47.9)8 (14.0)4 (22.2)11 (78.6)45 (84.9)<.0001
Retro-orbital pain60 (42.6)8 (14.3)2 (11.1)8 (57.1)42 (79.3)<.0001
Nausea50 (35.2)4 (7.0)1 (5.6)10 (71.4)35 (66.0)<.0001
Abdominal pain50 (35.2)13 (22.8)1 (5.6)6 (42.9)30 (56.6)<.0001
Vomiting25 (17.6)1 (1.8)0 (0.0)4 (28.6)20 (37.7)<.0001
Rash17 (12.1)1 (1.8)0 (0.0)0 (0.0)16 (30.2)<.0001
Cough29 (20.4)8 (14.0)2 (11.1)4 (28.6)15 (28.3).18
Diarrhea21 (14.8)4 (7.0)0 (0.0)2 (14.3)15 (28.3).003
Rhinitis16 (11.3)5 (8.8)0 (0.0)4 (28.6)7 (13.2).07
Bleedingb5 (3.5)0 (0.0)0 (0.0)1 (7.1)4 (7.6).08

Abbreviations: DENV, dengue virus; OFI, other febrile illness.

aP values are from Fisher’s exact test for categorical data comparisons.

bBleeding refers to any reported bleeding.

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