Page 94 - ANUAL REPORT MOH 2017

• Dysentery
Dysentery has always been under notified disease due to incomplete information to fulfil case definition
criteria. In 2017, the incidence rate of dysentery slightly reduced to 0.37 per 100,000 populations from
0.38 per 100,000 populations in 2016.

Figure 11
Trend of Incidence of Typhoid, Cholera, Hepatitis A and Dysentery in Malaysia, 2000 to 2017

Source: Disease Control Division, MoH

• Hepatitis A
In general Hepatitis A has been on a downward trend since 2000 except in 2011 and 2012 where the
incidence peaked at 1.42 and 1.58 per 100,000 population respectively. Perak recorded a large outbreak
in 2012 from the consumption of contaminated toddy made by illegal backyard industry. Hepatitis A
outbreaks are commonly associated with unsafe water supply and poor sanitation. Orang Asli (OA)
communities were frequently affected with small outbreaks because of unsafe water supply. However,
for 2015 to 2017, there was no OA communities were affected with hepatitis A. The incidence of Hepatitis
A in 2017 has increased to 0.47 per 100,000 populations compared to 0.23 per 100,000 populations in
2016 with two (2) outbreak episodes in Sabah which contributed to the increase in cases of Hepatitis
A throughout the country.

Figure 12
Comparison of hepatitis A cases among ethnic groups 2013 to 2017
100 MALAY CHINESE INDIAN ORG ASLI (OA) PRIBUMI SABAH PRIBUMI SARAWAK OTHERS
90
80
70
60
50
40
30
20
10
0
2013 2014 2015 2016 2017

Source: Disease Control Division, MoH

MINISTRY OF HEALTH MALAYSIA ANNUAL REPORT 2017 93