### Model # 1310

Parameter | Value
--- | ---
Endpoint | Fathead minnow LC50 (96 hr)
r2 | 0,821
q2 | 0,703
#chemicals | 60
Model | Model # 1310

Model coefficients
Coefficient | Definition | Value | Uncertainty*
--- | --- | --- | ---
Intercept | Model intercept | -6,7559 | 2,9132
xch6 | Simple 6th order chain chi index | -7,9194 | 2,9293
StN | Sum of ( tN ) E-States (StN) | 0,2559 | 0,0811
SssS | Sum of ( – S – ) E-States (SssS) | 1,0083 | 0,6295
iedmm | Mean information content on the edge distance magnitude | 1,2217 | 0,5758
MDEC14 | Molecular distance edge between all primary and quaternary carbons | 0,1283 | 0,1240
ATS2v | Broto-Moreau autocorrelation of a topological structure - lag 2 / weighted by atomic van der Waals volumes | 3,4556 | 1,4594
ATS4v | Broto-Moreau autocorrelation of a topological structure - lag 4 / weighted by atomic van der Waals volumes | -2,1289 | 1,3255
MATS7m | Moran autocorrelation - lag 7 / weighted by atomic masses | 1,4475 | 0,5324
MATS1e | Moran autocorrelation - lag 1 / weighted by atomic Sanderson electronegativities | 3,7709 | 1,5065
GATS7p | Geary autocorrelation - lag 7 / weighted by atomic polarizabilities | 0,7401 | 0,2507
XLOGP2 | Wang octanol water partition coefficient squared | -0,0330 | 0,0130
-CH2- [aliphatic attach] | -CH2- [aliphatic attach] fragment count | -0,1286 | 0,0711

* value for 90% confidence interval

Model equation:
Fathead minnow LC50 (96 hr) = -7,9194×(xch6) + 0,2559×(StN) + 1,0083×(SssS) + 1,2217×(iedmm) + 0,1283×(MDEC14) + 3,4556×(ATS2v) - 2,1289×(ATS4v) + 1,4475×(MATS7m) + 3,7709×(MATS1e) + 0,7401×(GATS7p) - 0,0330×(XLOGP2) - 0,1286×(-CH2- [aliphatic attach]) - 6,7559

Model 1310 fit results by chemical Model 1310 training set descriptors