Conversely, scaling exponents related to disease mortality in Brazil displayed a decreasing trend with time, and values as high as 1.25 were observed for diabetes in 1996 ( β d ≈ 1.22) and heart attack in 1981 ( β d ≈ 1.25) [ 27 ].
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The sentences
These exponents exhibit an increasing trend with time so that β c and β d exceed one after some number of days after the first two daily cases or deaths.