Table 2.

Benchmark doses (BMDs) for 10% benchmark responses (BMRs) with 95% confidence intervals (BMDL–BMDH) (μM) derived considering exposure stage as covariate

Exposure window	Exposure NF stages	BMD	BMDL	BMDH
Classical FETAX exposure	8–46	4.48	3.56	5.4
Gastrula	8–13	1244.95	31.5	Inf
Neurula	13–17	15.21	13.6	16.9
Early morphogenesis	13–26	5.18	4.07	5.83
Late morphogenesis	26–38	4.06	3.62	4.67
Tadpole	38–46	27.91	19.6	30.7