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. Author manuscript; available in PMC: 2022 Jun 17.
Published in final edited form as: Sleep Health. 2018 Aug 16;4(5):405–412. doi: 10.1016/j.sleh.2018.07.008

Table 3.

Results from direct effects models predicting academic and cognitive performance variables

Academic functioning: age 11 BIA: age 11 Alabama test total: age 11
Variable B (SE) β B (SE) β B (SE) β
Model 1
Academic functioning: age 9 .52 (.08) .58*** - - - -
BIA: age 9 - - .78 (.05) .78*** - -
Alabama test total: age 9 - - - - .65 (.05) .75***
ADHD: age 9 −.96 (.38) −.20* - - −16.51 (9.69) −.09ϯ
Race .03 (.27) .01 −1.17 (.99) −.05 −6.74 (7.05) −.05
R 2 .42 .63 .63
Model 2
Academic functioning: age 9 .48 (.08) .53*** - - - -
BIA: age 9 - - .78 (.04) .77*** - -
Alabama test total: age 9 - - - - .64 (.04) .74***
ADHD: age 9 −.99 (.39) −.21* - - −16.52 (9.47) −.09ϯ
SES: age 9 .18 (.14) .11 .80 (.47) .08ϯ 4.66 (3.34) .08
R 2 .41 .63 .63
Model 3
Academic functioning: age 9 .49 (.08) .55*** - - - -
BIA: age 9 - - .77 (.05) .76*** - -
Alabama test total: age 9 - - - - .64 (.05) .74***
ADHD: age 9 −.99 (.38) −.21** - - −17.03 (9.64) −.09ϯ
Race .23 (.29) .07 −.58 (1.06) −.03 −4.34 (7.55) −.03
SES: age 9 .22 (.14) .14 .76 (.51) .08 4.20 (3.62) .07
R 2 .43 .63 .63
ϯ

P < .10,

*

P ≤ .05,

**

P < .01,

***

P < .001.