Symptoms

Pre Intervention

Post Intervention

P value

Freq.

%

Freq.

%

Fever

539

50.6

963

90.4

<0.001

Vomiting

216

20.3

700

65.7

<0.001

Sweating

165

15.5

466

48.3

<0.001

Shivering

200

18.8

396

37.2

<0.001

Headache

271

25.4

709

66.6

<0.001

Arthralgia

105

9.9

377

35.4

<0.001

Anemia

22

2.1

399

37.5

<0.001