type 4 inter        -2.043     0.9335
type 4 slope    +4.695e-06  1.597e-07
type 2 inter        -6.513     0.3376
type 2 slope    +5.631e-06  5.849e-08
type 1 inter       -0.9223     0.2617
type 1 slope    +4.194e-06  4.121e-08