type 4 inter        -1.931    0.06304
type 4 slope    +5.215e-06  9.365e-08
type 2 inter        -1.933   0.007908
type 2 slope    +5.259e-06  1.032e-08
type 1 inter         -2.04   0.008105
type 1 slope    +5.188e-06  9.577e-09