Table 3

Cross-sectional models polynomial in heroin duration

ParameterModel
Model/parameterValueUpper limitLower limitp ValueFdfp Value
1 Order—Linear
H.Dura.n−0.0059−0.0018−0.01000.00568.6282, 6640.0002
H.Dose: H.Dura.n0.00910.01340.00483.7.E−05
2 Order—Quadratic
H.Dura.n−0.0171−0.0063−0.02790.00187.4433, 663<0.0001
H.Dura.n^20.00040.00080.00000.0261
H.Dose: H.Dura.n0.00840.01270.00410.0002
3 Order—Cubic
H.Dura.n−0.0116−0.0047−0.01850.00127.1023, 6630.0001
H.Dura.n^36.3E−060.00000.00000.0466
H.Dose: H.Dura.n0.00840.01270.00410.0001
4 Order—Quartic
H.Dura.n−0.0059−0.0018−0.01000.00568.6282, 6640.0002
H.Dose: H.Dura.n0.00910.01340.00483.7.E−05
1, 2, 3 & 4 Order
H.Dose: H.Dura.n^36.5E−051.0E−042.6E−050.00123.3537, 6590.0016
H.Dura.n^2 : H.Dura.n^3−1.0E−06−3.9E−07−1.6E−060.0007
H.Dura.n^2 : H.Dura.n^49.2E−081.5E−073.5E−080.0014
H.Dura.n^3: H.Dura.n^4−2.7E−09−9.8E−10−4.4E−090.0026
H.Dose: H.Dura.n^2 : H.Dura.n^4−4.5E−09−9.7E−10−8.0E−090.0145
H.Dura.n: H.Dura.n^3: H.Dura.n^42.5E−114.3E−117.4E−120.0048
H.Dose: H.Dura.n: H.Dura.n^3: H.Dura.n^42.6E−125.0E−122.5E−130.0312