### Model # 1262

Parameter | Value
--- | ---
Endpoint | Fathead minnow LC50 (96 hr)
r2 | 0,816
q2 | 0,667
#chemicals | 31
Model | Model # 1262

Model coefficients
Coefficient | Definition | Value | Uncertainty*
--- | --- | --- | ---
Intercept | Model intercept | 4,9378 | 1,6375
xvc3 | Valence 3rd order cluster chi index | 1,1089 | 0,4582
MDEC24 | Molecular distance edge between all secondary and quaternary carbons | -0,4374 | 0,2489
nH | Number of Hydrogen atoms | -0,0913 | 0,0420
ATS7e | Broto-Moreau autocorrelation of a topological structure - lag 7 / weighted by atomic Sanderson electronegativities | 2,1569 | 0,6413
piPC09 | Molecular multiple path count of order 09 | -0,8404 | 0,3935
-CH< [aliphatic attach] | -CH< [aliphatic attach] fragment count | -1,0185 | 0,3250

* value for 90% confidence interval

Model equation:
Fathead minnow LC50 (96 hr) = 1,1089×(xvc3) - 0,4374×(MDEC24) - 0,0913×(nH) + 2,1569×(ATS7e) - 0,8404×(piPC09) - 1,0185×(-CH< [aliphatic attach]) + 4,9378

Model 1262 fit results by chemical Model 1262 training set descriptors