type 4 inter       +0.1291     0.3196
type 4 slope    +3.025e-06  3.409e-07
type 2 inter       -0.4708    0.05041
type 2 slope    +3.681e-06  5.388e-08
type 1 inter       -0.4082    0.04889
type 1 slope    +3.499e-06  4.929e-08