. Author manuscript; available in PMC: 2009 Sep 1.

Published in final edited form as: Neurotoxicology. 2008 Jun 11;29(5):767–775. doi: 10.1016/j.neuro.2008.06.001

Table 4.

Effects of MeHg on Endpoints from the Primary Model

Outcome	Direction of improved score	n	Correlation with MeHg	MeHg coefficient in Primary Model	P^*
5 months
Mean fixation duration^**	−	215	−0.001	0.01	0.42
novelty preference	+	214	0.13	0.02	0.91
Mean reaction time^**	−	182	−0.01	−0.005	0.18
Percent anticipatory saccades^**	+	179	0.01	0.02	0.19
9 Months
MDI^***	+	226	−0.03	−0.16	0.34
PDI^***	+	225	0.08	−0.17	0.39
Mean fixation duration^**	−	220	−0.13	−0.004	0.43
novelty preference	+	220	0.10	0.03	0.83
Mean reaction time^**	−	197	−0.05	−0.0003	0.92
Percent anticipatory saccades^**	+	197	0.05	0.002	0.91
25 Months
A not B percentage correct reaches	+	218	−0.03	−0.05	0.80
A not B percentage lose stay errors	−	218	0.01	−0.07	0.49
DSA percentage correct reaches	+	185	−0.05	0.07	0.69
DSA percentage lose stay errors	−	185	0.04	−0.19	0.36
30 Months
MDI^***	+	228	0.03	−0.17	0.35
PDI^***	+	225	0.03	−0.55	0.04

Significant coefficients are bolded

^**

Outcome variable transformed to log scale

^***

Primary endpoints