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Table 3 Correlations with verbal and non-verbal IQ at 30 months follow-up

From: Associations between physical growth and general cognitive functioning in international adoptees from Eastern Europe at 30 months post-arrival

Variable

n

Verbal IQ

Non-verbal IQ

Spearman’s rho

p

Spearman’s rho

p

Age at arrival

46

−0.37

0.006a

−0.36

0.007a

Mullen at 6 months

45

0.25

0.050

0.44

0.001a

OFC at arrival

46

0.34

0.010b

0.25

0.050

OFC change at 6 months

46

0.33

0.014b

0.19

0.099

OFC change over 30 months

46

0.21

0.172

0.11

0.454

Weight-for-age at arrival

46

0.13

0.203

0.20

0.093

Weight change over 6 months

46

0.21

0.081

−0.03

0.431

Weight change over 30 months

46

0.15

0.334

−0.03

0.849

Height-for-age at arrival

46

0.19

0.105

0.32

0.016b

Height change over 6 months

46

0.20

0.090

0.06

0.338

Height change over 30 months

46

0.06

0.711

−0.16

0.299

IGF-1 SD score at arrival

40

−0.16

0.156

−0.025

0.439

IGF-1 change over 6 months

39

0.16

0.164

0.10

0.561

IGFBP-3 SD score at arrival

42

−0.290

0.031b

−0.10

0.273

IGFBP-3 change over 6 months

41

0.17

0.139

0.09

0.294

  1. aCorrelation is significant at the 0.01 level (one-tailed)
  2. bCorrelation is significant at the 0.05 level (one-tailed)