Table 5 Presenting symptoms of the dengue patients in 2019 outbreak with comparison of previous outbreak

Lead author

Arif et al. [20]

Pervin et al. [21]

Sultana et al. [22]

Current study

Sample size

55

40

350

553

Mean age (years)

25

27

Sex: (%)

 Male

83.63

62.5

68.57

63.2

7.1892

0.0073^β

 Female

16.37

37.5

31.43

36.8

Clinical features (%)

 Fever

100

100

100

Pain pattern

 Headache

32.72

25

61.14

62.7

32.0649

 < 0.0001^α

 Myalgia/body ache

12.5

44

 Low back pain

3.14

10.5

 Retro-orbital pain/eye ache

16.38

50

20.29

39.1

3.4292

0.0641^£

 Arthralgia/joint pain

9.09

87.5

23.14

4.5

14.2545

0.0002^β

 Neck pain

7.1

Respiratory symptoms

 Respiratory distress

4.5

 Cough

5.4

 Abdominal symptoms

 Anorexia

5.45

27.5

38

29.3381

 < 0.0001^α

 Nausea

27.5

69.6

 Vomiting

40

27.5

 Diarrhoea

3.63

25

5.14

26.2

8.9826

0.0027^α

Abdominal distension

Abdominal pain

1.81

30

32.86

41.6

143.39

 < 0.001^α

Clinical signs

 Pleural effusion

2.5

 Ascites

1.8

 Jaundice

12.5

1

 Skin rash

12.5

6

4.5

4.5205

0.0335^β

Diff. types of hemorrhagic manifestation

 Positive tourniquet test

43.63

10.5

 Melena

7.5

6.1

5.4

0.3717

0.5421^€

 Gum bleeding

3.6

 Haematuria

0.5

 Conj. Hge./hemorrhagic sclera

16.36

20

12.1

0.6699

0.4131^€

 Haematemesis

 Haemoptysis

 Epistaxis

1.6

 Vaginal bleeding

1.8

Others

2.4

 Less urine output

0.2

 Hypotension

70.9

25

 Convulsion

 Joint swelling

 Lethargy

30