Table 3.

Number of studies reporting a significant effect adverse effect and the chemicals in which the effects were reported (multiple citations are noted in parentheses) for each NCTB test.

NCTB Test	Number of Studies	Chemical/Physical agents
Santa Ana	12	ethylbenzene, lead (5), manganese, organophosphorus pesticides, solvents (3), vanadium
Pursuit Aiming	18	aluminum (2), benzo[a]pyrene, lead (7), manganese (2), organophosphorus pesticides, polycyclic aromatic hydrocarbons, solvents (2), vanadium (2)
Simple Reaction Time	12	benzo[a]pyrene, electromagnetic radiation, lead (4), manganese, organophosphorus pesticides, solvents (2), trichloroethylene, vanadium
Digit Span	17	benzo[a]pyrene (2), ethylbenzene, lead (3), inorganic lead, manganese (4), mercury, polycyclic aromatic hydrocarbons, solvents, styrene, trichloroethylene, vanadium
Digit Symbol	18	aluminum (2), benzo[a]pyrene, ethylbenzene, lead (5), manganese, mercury, organophosphorus pesticides, polycyclic aromatic hydrocarbons, solvents (3), styrene, trichloroethylene,
Benton	12	ethylbenzene, lead (3), manganese, mercury, polycyclic aromatic hydrocarbons, solvents, styrene, trichloroethylene, vanadium (2)
Profile Of Mood States	14	aluminum (2), ethylbenzene, lead (3), inorganic lead, manganese (3), organophosphorus pesticides, solvents, trichloroethylene, vanadium
Methods and summary studies	8