. Author manuscript; available in PMC: 2020 Nov 5.

Published in final edited form as: Environ Sci Technol. 2019 Oct 10;53(21):12793–12802. doi: 10.1021/acs.est.9b03957

Table 3:

Performance for selected modes of action

Model	Method of Action	# Chemicals	R²	RMSE	σ_E lower	σ_E	σ_E upper	Percent \|Error\| < 1
LC₅₀ All Studies	Narcotic	422	0.65	0.63	0.59	0.63	0.67	89.8%
LC₅₀ All Studies	Non-narcotic	2234	0.57	0.87	0.84	0.86	0.89	79.4%
NOEC Mortality Studies	Narcotic	271	0.60	0.85	0.78	0.85	0.93	84.0%
NOEC Mortality Studies	Non-narcotic	1655	0.58	1.01	0.97	1.00	1.04	72.3%
NOEC Growth & Reproductive Studies	Endocrine Active	110	0.16	1.03	0.89	1.03	1.23	71.6%
NOEC Growth & Reproductive Studies	Endocrine Inactive	659	0.59	1.02	0.93	1.02	1.11	74.7%