type 4 inter        +4.371    0.04445
type 4 slope    +6.451e-07  1.199e-08
type 2 inter        +3.993     0.0333
type 2 slope    +7.693e-07   9.77e-09
type 1 inter        +3.982    0.03671
type 1 slope    +6.683e-07   9.07e-09