Research Article

Ten Years of Dengue (2013–2022): Epidemiology and Predictors of Outbreaks in Sarawak

Table 1

Details of cases from 2004 to 2013.

VariableN = 14,020 (%)

Age
 Mean (SD) (years)36.21 (0.153)
 Median (years)34
 0–203,076 (21.9)
 21–599,302 (66.3)
 60 and above1,642 (11.7)
Gender
 Male8,130 (58.0)
 Female5,890 (42.0)
Nationality
 Malaysian13,372 (95.4)
 Non-Malaysian598 (4.6)
Ethnicity
 Iban3,658 (26.1)
 Chinese4,849 (34.6)
 Malay/Melanau2,507 (17.9)
 Bidayuh685 (4.9)
 Other Sarawakian natives1,520 (10.8)
 Others801 (5.7)
Occupation (n = 5,478)
 Working3,180 (22.7)
 Non-working1,557 (11.1)
 Student741 (5.3)
 Unknown8,542 (60.9)
Place of dwelling (n = 13,841)
 Rural8,126 (58.0)
 Urban5,715 (40.8)
Days before seeking treatment
 Mean (SD) (day)3.89 (4.44)
 Median (day)4
Classification of cases
 Cases from outbreaks4,636 (33.1)
 Single sporadic cases9,384 (66.9)
Clinical sign/symptoms
 Fever13,999 (99.9)
 Headache12,640 (90.2)
 Retro-orbital pain1,412 (10.1)
 Bodyache/joint pain11,006 (78.5)
 Nausea/vomiting6,360 (45.4)
 Rash1,648 (11.8)
 Abdominal pain/discomfort536 (3.8)
 Haemorrhage145 (1.0)
 Diarrhoea215 (1.5)
Rapid test (n = 5,227) (%)
 NS1 positive3,111 (59.5)
 IgM positive1,693 (32.3)
 IgG positive2,592 (49.5)