Table 2.
Correlations between memory indices and participant characteristics by weight status
Non-Overweight (n = 73) | Overweight/obese (n = 53) | |||||||
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Relational Memory | Item Memory | Relational Memory | Item Memory | |||||
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Accuracy | PDV | Accuracy | PDV | Accuracy | PDV | Accuracy | a PDV | |
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Age | 0.16 | 0.03 | 0.06 | −0.05 | 0.14 | 0.05 | 0.10 | 0.13 |
b Sex | 0.18 | 0.18 | 0.30** | 0.19 | 0.29* | 0.10 | 0.09 | −0.07 |
Pubertal Timing | −0.12 | 0.07 | −0.01 | 0.02 | −0.20 | −.251* | −0.10 | −0.08 |
SES | −0.05 | 0.23* | 0.03 | 0.06 | 0.22 | −0.19 | 0.25* | 0.01 |
IQ | 0.08 | 0.20* | 0.13 | 0.12 | 0.14 | −0.15 | 0.21 | 0.14 |
BMI z-score | −0.05 | −0.18 | 0.09 | 0.13 | −0.19 | −0.10 | −0.14 | 0.03 |
Fat-free VO2max | 0.20* | −0.05 | −0.06 | −0.03 | 0.05 | −0.12 | 0.15 | 0.15 |
%WBFM | −0.05 | −0.12 | −0.08 | 0.06 | −0.36** | −0.07 | −0.20 | 0.15 |
SAAT | −0.10 | −0.11 | −0.16 | −0.01 | −0.46** | −0.15 | −0.24* | 0.07 |
VAT | 0.15 | 0.10 | 0.30** | 0.17 | −0.23* | −0.03 | −0.11 | 0.12 |
TAAT | −0.07 | −0.09 | −0.09 | 0.03 | −0.45** | −0.14 | −0.23 | 0.08 |
Data only available for 116 participants (67 non-overweight, 49 overweight/obese)
Females coded as 0 and males coded as 1
Correlation is significant at the 0.01 level (1-tailed).
Correlation is significant at the 0.05 level (1-tailed).
PDV, preferential disproportionate viewing; SES, socioeconomic status; IQ, intelligence quotient; SAAT, subcutaneous adipose tissue; VAT, visceral adipose tissue; TAAT, total fat in abdominal region of interest