### Model # 1303

Parameter | Value
--- | ---
Endpoint | Fathead minnow LC50 (96 hr)
r2 | 0,821
q2 | 0,736
#chemicals | 52
Model | Model # 1303

Model coefficients
Coefficient | Definition | Value | Uncertainty*
--- | --- | --- | ---
Intercept | Model intercept | -3,4106 | 3,2471
xc3 | Simple 3rd order cluster chi index | 0,5676 | 0,2554
SdssC | Sum of ( = C < ) E-States (SdssC) | 0,2200 | 0,1217
StN | Sum of ( tN ) E-States (StN) | 0,3519 | 0,0902
MATS1p | Moran autocorrelation - lag 1 / weighted by atomic polarizabilities | 4,8537 | 2,2079
GATS2m | Geary autocorrelation - lag 2 / weighted by atomic masses | 3,2873 | 1,3804
GATS1p | Geary autocorrelation - lag 1 / weighted by atomic polarizabilities | 2,6593 | 1,7510
GATS2p | Geary autocorrelation - lag 2 / weighted by atomic polarizabilities | -2,1824 | 1,7832
piPC02 | Molecular multiple path count of order 02 | 1,3230 | 0,8699
-CH2- [aromatic attach] | -CH2- [aromatic attach] fragment count | 0,8989 | 0,3970
-CCl3 [aliphatic attach] | -CCl3 [aliphatic attach] fragment count | 1,7304 | 0,7612

* value for 90% confidence interval

Model equation:
Fathead minnow LC50 (96 hr) = 0,5676×(xc3) + 0,2200×(SdssC) + 0,3519×(StN) + 4,8537×(MATS1p) + 3,2873×(GATS2m) + 2,6593×(GATS1p) - 2,1824×(GATS2p) + 1,3230×(piPC02) + 0,8989×(-CH2- [aromatic attach]) + 1,7304×(-CCl3 [aliphatic attach]) - 3,4106

Model 1303 fit results by chemical Model 1303 training set descriptors