Compared to a decreasing trend of both total- and non-HDL-cholesterol in Western countries, the changing pattern of blood cholesterol in Japan is quite specific.
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The sentences
The recent observation shows an increasing trend of serum total-cholesterol levels in Japan since 1980, as shown in Figure 3 , but this was reflected by an increase in HDL-cholesterol and the decreased ratio of the total- and HDL-cholesterol [ 30 ].