Table 2.

Age-group × flicker frequency interaction effect on NVC ratio by mask size, including results of individual t-contrasts between 2 Hz versus 4 Hz and 2 Hz versus 8 Hz conditions.

Region of occipital lobe	F-score (df = 2, 86)	P-value	t-score, 2 Hz versus 4 Hz (df = 86)	P-value	t-score, 2 Hz versus 8 Hz (df = 86)	P-value
Focal (innermost 5,000 mm3)	9.325	2.160 × 10  −4	2.295	2.415 × 10  −2	4.317	4.216 × 10  −5
Proximal (surrounding 5,000 mm3)	3.781	2.668 × 10  −2	1.029	3.065 × 10  −3	2.712	8.071 × 10  −3
Distal (outermost 10,000 mm3)	1.526	2.232 × 10−1	0.980	3.298 × 10−1	1.746	8.441 × 10−1

Note. Bolded P-values represent significant results.