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. Author manuscript; available in PMC: 2021 Aug 1.
Published in final edited form as: J Sleep Res. 2020 Jan 29;29(4):e12985. doi: 10.1111/jsr.12985

Table 3.

Statistics for hypothesized and alternative mediation models (N=267).


Insomnia > Mood > MJ problems Coeff. BSE LLCI ULCI


Constant 5.62 10.86 −15.76 27.00
Age −0.12 0.55 −1.20 0.97
MJ frequency 0.27 0.10 0.08 0.46
Male sex 2.77 2.89 −2.92 8.46
Negative mood (b-path) 0.22 0.04 0.14 0.30
Negative mood by sex (M*W) 0.19 0.07 0.06 0.32
Insomnia severity by sex (X*W) −0.53 0.31 −1.13 0.07
Insomnia direct effect (c’-path) --- --- --- ---
 Men −0.11 0.24 −0.59 0.37
 Women 0.42 0.19 0.06 0.79
Insomnia indirect (mediated) effect --- --- --- ---
 Men 0.74 0.25 0.30 1.29
 Women 0.53 0.15 0.27 0.84


MJ problems > Mood > Insomnia Coeff BSE LLCI ULCI


Constant 2.12 4.56 −6.85 11.09
Age 0.12 0.23 −0.33 0.57
Marijuana frequency 0.02 0.04 −0.06 0.10
Male sex 0.98 1.06 −1.12 3.06
Negative mood (b-path) 0.10 0.02 0.07 0.13
Negative mood by sex (M*W) −0.01 0.03 −0.07 0.05
MJ problems by sex (X*W) −0.10 0.05 −0.20 0.004
MJ problems direct effect (c’-path)
 Men −0.01 0.04 −0.09 0.06
 Women 0.08 0.03 0.01 0.15
MJ problems indirect (mediated) effect
 Men 0.08 0.03 0.03 0.14
 Women 0.11 0.03 0.06 0.16


Mood > Insomnia > MJ problems Coeff BSE LLCI ULCI


Constant 5.62 10.86 −15.76 27.00
Age −0.12 0.55 −1.20 0.97
Marijuana frequency 0.27 0.10 0.08 0.46
Male sex 2.77 2.89 −2.92 8.46
Insomnia severity (b-path) 0.42 0.19 0.06 0.79
Insomnia severity by sex (M*W) −0.53 0.31 −1.13 0.07
Negative mood by sex (X*W) 0.19 0.07 0.06 0.32
Negative mood direct effect (c’-path)
 Men 0.40 0.05 0.30 0.51
 Women 0.22 0.04 0.14 0.30
Negative mood indirect (mediated) effect
 Men −0.01 0.03 −0.07 0.06
 Women 0.05 0.02 0.01 0.09

Note. Bold font indicates significance (p<.05). LLCI = lower limit confidence interval. ULCI = upper limit confidence interval. MJ = marijuana.