Table 1.

Descriptive statistics by reading group

	TypReadHighIQ	ConRead	ConIQ	RD
N (N male)	11 (4)	11 (2)	11 (3)	16 (11)
PPVT	111.5 (5.6)r,p	90.7 (8.8)i,p	110.5 (6.0)r,p	99.1 (8.6)r,i
WRMT WID	96.5 (4.0)i,p	96.5 (4.0)i,p	113.1 (5.0)r,p	82.8 (7.1)r,i
Discrepancy Score	3.2 (1.0)r,i	−1.2 (1.9)p	−0.5 (1.0)p	3.5 (2.1)r,i
CTOPP	93.5 (16.9)i	87.2 (8.3)i	106.5 (11.0)r,p	82.2 (9.5)i
TOWRE	89.4 (6.9)i,p	88.9 (9.2)i,p	114.5 (18.1)r,p	77.1 (9.0)r,i
Age range	8.2015011.4	8.3–11.2	8.6–11.1	8.5–12.4
Age mean (SD)	10.0 (1.3)	9.6 (1.1)p	8.5–9.8 (0.9)p	10.7 (1.0)r,i
Task accuracy	0.89 (0.10)i	0.86 (0.09)i	0.98 (0.04)r,p	0.78 (0.17)i

Note: Means (standard deviations) are presented for each measure. Discrepancy score is the standardized difference score (PPVT – WID. TOWRE: Tests of Word Reading Efficiency; CTOPP: Comprehensive Test of Phonological Processing. Subscripts indicate significant (two-sample t-test, p < .05) differences from: (r) ConRead, (i) ConIQ, (p) RD.