Quality Assessment of 25(OH)D, Insulin, Total Cholesterol, Triglycerides, and Potassium in 40-Year-Old Frozen Serum

Figure 1

Correlation between 1968-1969 measurements and remeasurements in 2012 for total cholesterol (a), triglycerides (b), potassium (c), and insulin (d), with the original values on the -axis and the remeasured values on the -axis.

(a)

(b)

(c)

(d)