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Table 1 Demographic and clinical characteristics of population

From: Host biomarkers distinguish dengue from leptospirosis in Colombia: a case–control study

 

Dengue (n = 113)

Leptospirosis (n = 47)

P value

Demographic characteristics

   

Age, years

25.0 (16.0–41.0)

27.0 (20.0–38.0)

0.370

Sex, number (% M)

52 (46.0)

26 (55.3)

0.284

Height, cm

163 (152–170)

164 (157–174)

0.050

Weight, kg

61.0 (50.5–74.5)

62.0 (51.5–71.0)

0.821

Body mass index (kg/m2)

23.2 (19.7–26.9)

21.7 (19.6–24.5)

0.213

Duration of fever, hours

77.0 (64.0–88.8)

70.5 (55.0–79.7)

0.042

Laboratory findings

   

Axillary temperature,ºC

36.5 (36.0–37.4)

36.0 (35.6–36.5)

0.003

Number (%) >38ºC

12 (10.6)

3 (6.5)

0.557

Platelet count (x103)

126 (83–180)

202 (175–240)

<0.001

Number (%) <100 x103/uL

33 (30)

2 (5.7)

<0.001

Leukocyte count

2900 (2200–3950)

4900 (3600–6300)

<0.001

Number (%) <5000/uL

99 (90.0)

21 (48.8)

<0.001

Hematocrit

38.7 (35.9–42.2)

41.1 (36.7–44.7)

0.062

Positive tourniquet test

75 (66.4)

23 (48.9)

0.039

Signs and symptoms, number (%)

   

Headache

107 (94.7)

45 (95.7)

0.780

Retro-orbital pain

79 (69.9)

31 (66.0)

0.623

Asthenia

78 (69.0)

37 (78.7)

0.214

Muscle pain

102 (91.1)

43 (91.5)

0.932

Joint pain

90 (79.6)

35 (74.5)

0.576

Chills

107 (94.7)

44 (93.6)

0.788

Cough

41 (37.6)

22 (46.8)

0.283

Nasal congestion

38 (34.9)

22 (46.8)

0.159

Sore throat

36 (31.9)

26 (55.3)

0.006

Rash

48 (42.5)

7 (14.9)

<0.001

Facial erythema

57 (50.4)

7 (14.9)

<0.001

Pruritis

35 (32.1)

11 (23.4)

0.274

Nausea

86 (76.1)

37 (78.7)

0.721

Vomiting

38 (33.6)

17 (36.2)

0.758

Diarrhea

42 (37.2)

11 (23.4)

0.092

Abdominal pain

61 (54.5)

25 (53.2)

0.883

Blurred Vision

46 (41.1)

17 (36.2)

0.564

Dizziness

75 (67.0)

40 (85.1)

0.020

Drowsiness

68 (60.7)

28 (59.6)

0.893

Dehydrated

66 (60.6)

32 (69.6)

0.288

Conjunctival injection

48 (42.5)

11 (23.4)

0.023

Orthostatic hypotension

17 (15.0)

2 (4.3)

0.055

Hepatomegaly

1 (0.9)

5 (10.6)

0.003

  1. Data are presented as median (interquartile range) unless otherwise indicated.
  2. Group comparison by Chi-square or Fisher’s exact test (where <5 cases in any specified cell) for dichotomous variables or Mann–Whitney for continuous variables.