Table 7.

PD Comprehension fixed effects.

Parameter	Estimate	Std. Error	t-value
Intercept	150.852	6.801	22.18***
X position	203.262	42.399	4.79**
Real objects	0.522	2.948	0.18
X position × Real objects	−228.929	38.342	−5.97**
X position2	35.227	14.918	2.36*
X position2 × Real objects	−26.944	14.055	−1.92

^*p < 0.05,

^**p < 0.01,

^***p < 0.0001.