Early Bifrontal Brain Injury: Disturbances in Cognitive Function Development

Table 4

Working memory evaluations.

	4 years 10 months		5 years 9 months		6 years 7 month		8 years 3 months		9 years 8 months
	Z-score	Raw score	Z-score	Raw score	Z-score	Raw score	Z-score	Raw score	Z-score	Raw score
Phonological loop
Digit span	−1.75	2	−0.7	3	−0.8	3	−2.9	3	−2.0	3
Reverse digit span	—	—	—	—			−2.5	2	−0.4	3
Word set (K.ABC)	−2.3	3	−1.6	5	−1.3	6	−1.3	6	—	—
Visuospatial pad
Block Tapping Test	−0.7	3	−1.9	2	−2.5	2	−1.9	3	—	—
Hand movements (K.ABC)	−1.6	5	−0.6	8	+0.3	11	−1.6	5	—	—
Spatial memory (K.ABC)	—	—	−0.6	8	−0.3	9	−0.6	8	—	—