Saturday, 9 June 2012

Epidemiology - Malaysia

DM in Malaysia;


If estimating the population of Malaysia in 1996 to be approximately 21 million, the total number of diabetic sufferers would approximately be 1.7 million. With further industrialization plus modernization, the number of people affected by diabetes may double by 2010. According to the Second National Health and Morbidity survey it is estimated that 3.4 million Malaysians are diabetes sufferers in 2010.
 
Results of the two latest National Health and Morbidity Surveys showed a dramatic increase in the prevalence of diabetes from 8.3% in 1996 to 14.9% in 2006 for Malaysian adults aged 30 years and above - an increase of 80% over a period of just 10 years.

 Prevalence based on geographic in Malaysia:
( by Dr Rugayah Bakri, 2007)

Highest diabetes in developed states:


States
Percent of diabetes
1
Selangor
7.3% (6.1 - 8.4%)
2
Penang
7.3% (5.3 - 9.4%).
undiagnose
1
Negeri Sembilan
4. 1% (2.8 - 5.401%),
2
Penang
3, 5% (2.4 - 4.5%)
3
Melaka
1% (1.9% - 4.2%).

Highest prevalence Among IGT


 States
Percentage of diabetes
1
Melaka
6.6% (4.6 - 8.6%),
2
Wilayah Persekutuan Kuala Lumpur
5.3% (3.8-6.9%)
3
Johor
5.4% (4.1%-6.7%)

DM based on area:

The urban areas recorded significantly higher prevalence from the rural areas. As many literature documented, the prevalence increased with age for all the 3 categories of diabetes.

DM based on ethnic:

Higher
 Indians (11.5%, 9.7% - 13.2%) was significantly higher than other races.
the migrant Asian Indians
low
Other bumiputera
populations whose lifestyles remained close to their traditional lifestyle.


IGT
Chinese recorded high prevalence namely 6.5% (5.1% - 7.9%).

Prevalence of diabetes decreased with education level:


Known diabetes
undiagnosed
unemployed
12.8% (11.2% - 14.5%)
3.6% (2.8% - 4.5%)
pensioners
12%
4%
service sector
5.1% (3.8% - 6.3%)
-
sales sectors
-
(2.3% - 4.3%),

Similarly, no significant differences were found in gender and income for known and undiagnosed diabetes, Although many prevalence studies showed high prevalence of NIDDM in females than males, analysis on many incidence studies in US by Nelson R.G. and Everhart J. E. showed no evidence of gender influence on risks for NIDDM.

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