type 4 inter        -2.026    0.05943
type 4 slope    +4.449e-06  3.546e-07
type 2 inter        -2.059   0.002676
type 2 slope    +4.496e-06  2.442e-08
type 1 inter        -2.114   0.002622
type 1 slope    +4.479e-06  1.751e-08