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Table 3 Demographic and clinical characteristics of malaria and other febrile diseases

From: Malaria and other febrile diseases among travellers: the experience of a reference centre located outside the Brazilian Amazon Region

Variable Malaria OFD p value
Age (years) [median (IQR)] 37 (29.0–48.0) 41 (31.0–52.0) .03
Males [n (%)] 167 (86.5) 212 (80) NS
Interval from presentation to TST (days) [median (IQR)] 6 (3.0–10.0) 7 (4.0–15.0) .04
Chills [proportiona (%)] 118/124 (95.2) 115/125 (92.0) NS
Myalgia [proportiona (%)] 113/120 (94.2) 148/166 (89.2) NS
Jaundice [proportiona (%)] 41/175 (23.4) 27/222 (12.2) <.01
Cough [proportiona (%)] 27/100 (27.0) 63/154 (40.9) .02
Dyspnea [proportiona (%)] 15/105 (14.3) 15/109 (13.8) NS
Nasal discharge [proportiona (%)] 3/36 (8.3) 16/55 (29.1) .02
Nasal obstruction [proportiona (%)] 5/37 (13.5) 12/43 (27.9) NS
Chest pain [proportiona (%)] 2/40 (5) 15/65 (23.1) .01
Cervical lymphadenopathy [proportiona (%)] 4/57 (7) 24/88 (27.3) <.01
Nausea [proportiona (%)] 58/112 (51.8) 42/114 (36.8) .02
Vomiting [proportiona (%)] 60/136 (44.1) 31/129 (24.0) <.01
Diarrhea [proportiona (%)] 22/136 (16.2) 52/157 (33.1) <.01
Sore throat [proportiona (%)] 4/43 (9.3) 15/53 (28.3) .02
Abdominal pain [proportiona (%)] 43/72 (59.7) 48/82 (58.5) NS
Headache [proportiona (%)] 120/138 (87.0) 137/166 (82.5) NS
Retro-orbital pain [proportiona (%)] 25/40 (62.5) 30/46 (65.2) NS
Hepatomegaly [proportiona (%)] 35/184 (19.0) 38/327 (16.0) NS
Splenomegaly [proportiona (%)] 20/183 (10.9) 18/237 (7.6) NS
Feverb [proportiona (%)] 193/193 (100 %) 242/258 (93.8) <.01
  1. p value <.05 was considered statistically significant
  2. Mann–Whitney test was used to compare continuous variables between the groups
  3. Chi square test was used to compare categorical variables between the groups
  4. OFD other febrile diseases, IQR interquartile range, TST thick smear test
  5. aProportion of positive results of the total cases where the variable was accurately recorded
  6. bReport of fever (symptom)