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. Author manuscript; available in PMC: 2015 Feb 1.
Published in final edited form as: Res Dev Disabil. 2013 Dec 18;35(2):429–438. doi: 10.1016/j.ridd.2013.11.016

Table 2. Descriptive Statistics for Leiter-R Matches and PPVT-4 Matches.

Leiter-R Matches: Means (Standard Deviations)

Group CA Leiter
AE
Leiter
GSV
PPVT
GSV
TROG MCST
DS 15.62 5.76 471.03 148.85 32.23 14.97
N = 39 (3.06) (1.00) (8.80) (21.41) (15.58) (10.06)
ID 15.82 6.00 473.60 166.28 51.28 19.36
N = 25 (2.60) (0.94) (8.49) (23.57) (16.93) (14.82)
TD 6.45 5.89 472.31 148.00 57.21 21.97
N = 29 (2.25) (1.17) (10.25) (14.42) (14.48) (10.90)
PPVT-4 Matches: Means (Standard Deviations)

Group CA PPVT
AE
PPVT
GSV
Leiter
GSV
TROG MCST

DS 15.39 7.23 151.85 469.67 32.78 14.90
N = 40 (3.11) (1.88) (17.80) (9.86) (15.02) (9.94)
ID 15.19 7.65 156.42 472.00 43.37 13.53
N = 19 (2.76) (1.72) (18.49) (8.60) (14.12) (11.12)
TD 6.83 7.11 151.06 475.21 59.15 23.73
N = 33 (2.45) (1.75) (16.48) (12.45) (14.58) (11.56)

Note. GSV = Growth Score Value. AE = Age Equivalent.