Table 4.

Working memory: WMTB-C summary scores and comparisons.

Variable	SLI			TD			Effect size (partial η2)
M	SD	Range	M	SD	Range	No covariates	Covariate: language factor
Central executive
Listening Recall subtest	87.5	15.9	57–117	104.3	13.1	68–133	.255∗∗	.097∗
Counting Recall subtest	80.0	19.0	8–110	99.4	10.4	67–121	.291∗∗	.199∗∗
Backward Digits Recall subtest	85.3	14.8	64–125	100.1	16.8	68–144	.182∗∗	.077∗
Phonological loop
Digit Recall subtest	96.8	17.6	56–145	115.8	18.6	85–145	.220∗∗	.179∗∗
Word List Matching subtest	101.4	14.3	78–145	111.7	17.7	80–145	.095∗	.031
Word List Recall subtest	87.2	12.1	56–113	101.9	13.3	78–131	.255∗	.188∗∗
Non-word List Recall subtest	86.7	14.3	55–117	103.5	14.3	66–128	.261∗∗	.150∗∗
Visuo-spatial sketchpad
Mazes Memory subtest	79.8	14.9	56–113	81.3	15.8	56–113	.002
Block Recall subtest	84.0	13.6	58–117	89.5	15.7	59–129	.034

Note: ∗p < .05, ∗∗p < .001. All subtests standardised to a mean of 100 and SD of 15.