type 4 inter        -1.462     0.1384
type 4 slope    +2.296e-06  9.866e-07
type 2 inter        -1.643    0.03076
type 2 slope    +3.494e-06  2.161e-07
type 1 inter        -1.703    0.02635
type 1 slope     +3.75e-06  1.319e-07