Skip to main content

Table 4 Exponential and logarithmic regressions of median life of reports viewed between September and December 2007.

From: Determinants of frequency and longevity of hospital encounters' data use

Month of 2007

Exponential

Logarithmic

 

Equation

R2

Equation

R2

December

y = 0.5826e-0.12x

0.904

y = -0.161 × ln(x) + 0.554

0.842

November

y = 0.6287e-0.131x

0.904

y = -0.165 × ln(x) + 0.563

0.850

October

y = 0.7159e-0.11x

0.905

y = -0.176 × ln(x) + 0.628

0.922

September

y = 0.5975e-0.125x

0.919

y = -0.168 × ln(x) + 0.572

0.863

  1. X represents the current age of the report (in days), and y is the cumulative percentage of all report views on each considered month of 2007.