The incidence of gastric cancer in local indigenous peoples is higher than the non-Indigenous counterpart in Taiwan. How to design an effective prevention strategy for gastric cancer is of importance. The present study aimed to identify the causes that may account for the health inequalities, allowing generation of a plan of action on the whole population scale.
Owing to the continuing gap in cancer burden between Indigenous and non-Indigenous peoples, reducing health disparities has drawn worldwide attention. Evidence indicates that the gastric cancer incidence and mortality rates in Indigenous peoples are much higher than those of non-Indigenous counterparts living in the same areas. Exposure to more risk factors from social habits, lifestyle, and Helicobacter pylori infection has been considered the cause. However, even though gastric cancer has been repeatedly shown to be preventable by eliminating risk factors, eradication policies are rarely designed for Indigenous peoples. Possible obstacles may include the lack of Indigenous health statistics, inadequate access to care, difficulty in modifying social habits and lifestyles, and the presence of environmental and cultural barriers. Developing and implementing a preventive strategy following the evidence-based principle remains a challenge. In Taiwan, the number of Indigenous peoples has grown; however, their life expectancy remains substantially lower than that of the non-Indigenous population. Cancer is the most prevalent cause of death for Indigenous peoples and a disproportionate prevalence of certain kinds of cancer is noted for Indigenous peoples. These observations provide an opportunity to establish a plan of action, in which a specific intervention is developed to decrease the threat from each specific cancer so that the overall disparate burden can be reduced in a stepwise manner.
Study Type
INTERVENTIONAL
Allocation
NON_RANDOMIZED
Purpose
PREVENTION
Masking
NONE
Enrollment
50,000
Participants will receive the 13C-urea breath test and those with test positive will further receive H. pylori eradication treatment.
Screening program is audited by the standardized quality indicators, including the participation rate, the positivity rate, the referral-to-treatment rate, and the eradication rate .
National Taiwan University Hospital
Taipei, Taiwan, Taiwan
RECRUITINGGastric cancer incidence
To assess the effect of H. pylori eradication for gastric cancer prevention
Time frame: After at least 5 years, the gastric cancer incidence per 100,000 person-years is calculated by the person-years of follow-up.
Helicobacter eradication rate
To assess the eradication rate of anti-H. pylori treatment.
Time frame: At least 5 years
The participation rate
The number of participants divided by the number of invitees
Time frame: Screening program quality indicator
The positivity rate
The number of positive test results divided by the number of participants
Time frame: Screening program quality indicator
The referral-to-treatment rate
The number of individuals who received anti-H pylori treatment divided by the number of positive test results
Time frame: Screening program quality indicator
The reinfection rate
The number of positive test results divided by the person-years of follow-up
Time frame: Screening program quality indicator
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