type 4 inter        -35.38     0.3551
type 4 slope    +9.693e-07  6.796e-08
type 2 inter        -37.32     0.1637
type 2 slope    +6.299e-07  2.929e-08
type 1 inter        -35.66    0.08721
type 1 slope    +9.197e-07   2.09e-08