Table 1.

ANOVA and polynomial contrasts for encoding of distance from the reference point during the S1 and D1 periods

Task period	Cortical region	n	S1 distance effect	Lineara	Quadratica	Cubica
Early S1	Periarcuate	1287	99 (7.7%)	38 (38.4%)	21 (21.2%)	15 (15.1%)
	Prefrontal	384	27 (7.0%)	6 (22.2%)	8 (29.6%)	8 (29.6%)
Late S1	Periarcuate	1287	105 (8.1%)	32 (30.5%)	31 (29.5%)	18 (17.1%)
	Prefrontal	384	39 (10.1%)	11 (28.2%)	13 (33.3%)	6 (15.4%)
D1	Periarcuate	1287	111 (8.6%)	36 (32.4%)	26 (23.4%)	23 (20.7%)
	Prefrontal	384	33 (8.6%)	12 (36.4%)	6 (18.2%)	6 (18.2%)

^aNumbers (percentage) of cells.