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Fig. 1 | Cancer Communications

Fig. 1

From: Differential incidence trends of colon and rectal cancers in Hong Kong: an age-period-cohort analysis

Fig. 1

Trends in colon and rectal cancer incidence among men and women by age group, 1983–2012. Rates are age-standardized to the 1966 world standard population. Scattered points are observed rates. Lines are fitted rates according to joinpoint regression, which allowed up to three joinpoints except for male rectal cancer in ages 20–49 years, with 0 joinpoints. Circles = colon cancer; triangles = rectal cancer

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