APC > 0 indicates an increasing trend, APC < 0 a decreasing trend, and APC = AAPC indicates no inflection in the incidence rate; the significance level was α = 0.05 ( 11 ). 2.2.4 APC model analysis The APC model is a statistical model used to analyze the interactive influence of age, period, and cohort, quantifying the independent effect of each dimension on disease incidence, and analyzing disease trends ( 12 ).
← all excerpts
Multidimensional analysis of pulmonary tuberculosis epidemiological characteristics in Jining City from 2010 to 2024: an integrated study based on spatial clustering, trend regression, and age-period-cohort modeling.
1
—
—