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Observational Study
Copyright: ©Author(s) 2026.
World J Gastrointest Oncol. Oct 15, 2026; 18(10): 123758
Published online Oct 15, 2026. doi: 10.4251/wjgo.123758
Table 1 Trend χ2 test for participant age groups
Age group
Total cases
Positive cases
Positive rate
40-49 years1453573.92%
50-59 years1363664.84%
60-69 years977555.63%
70-74 years2573112.1%
Total40502095.16%


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