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. Author manuscript; available in PMC: 2013 Apr 17.
Published in final edited form as: Sci Stud Read. 2009 Apr 1;13(2):99–121. doi: 10.1080/10888430902769541

TABLE 1.

Descriptive Statistics

Raw Scores: M (SD) Standard Scores: M (SD) Valid N
PPVT–III
    Head Start Yr 1 spring 24.4 (14.7) 73.4 (16.3) 73
    Head Start Yr 2 fall 35.2 (15.2) 78.1 (14.4) 66
    Head Start Yr 2 spring 47.4 (15.1) 84.5 (12.5) 63
    Kindergarten fall 62.7 (16.6) 87.7 (14.7) 53
    Kindergarten spring 67.2 (12.2) 86.8 (11.2) 47
TVIP
    Head Start Yr 1 spring   6.7 (7.0) 77.7 (11.5) 72
    Head Start Yr 2 fall 10.2 (9.5) 73.4 (14.5) 66
    Head Start Yr 2 spring 11.4 (11.8) 72.4 (16.6) 62
    Kindergarten fall 28.4 (14.2) 82.8 (15.1) 56
    Kindergarten spring 23.3 (17.0) 85.0 (13.3) 54
TERA–2
    Head Start Yr 1 spring   3.6 (2.3) 88.6 (11.0) 67
    Head Start Yr 2 fall   4.5 (3.1) 79.9 (11.6) 61
    Head Start Yr 2 spring   7.6 (4.2) 82.6 (11.6) 60
    Kindergarten fall 18.9 (5.7) 97.8 (12.8) 53
    Kindergarten spring 22.9 (5.8) 96.7 (14.5) 47

Note. PPVT–III = Peabody Picture Vocabulary Test–III; Yr = year; TVIP = Test de vocabulário en imágenes Peabody; TERA–2 = Test of Early Reading Ability–2.