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. 2024 Sep 3;12:e53389. doi: 10.2196/53389

Table 2.

Estimates of fixed effects from the linear mixed effects models predicting MSa.

Predictors Model 1b Model 2c Model 3d

Estimated CI P valuee Estimated CI P valuee Estimated CI P valuee
Age –0.01 –0.02 to 0.01 .38 –0.01 –0.02 to 0.01 .46 –0.006 –0.02 to 0.01 .56
Gender (male) 0.13 –0.16 to 0.41 .39 0.12 –0.17 to 0.40 .43 0.11 –0.19 to 0.38 .49
Number of children –0.1f –0.33 to –0.02 .02f –0.18 –0.33 to –0.02 .02f –0.14 –0.30 to 0.02 .08
Origin (migrant background) 0.19 –0.18 to 0.55 .32 0.18 –0.20 to 0.53 .34 0.09 –0.29 to 0.02 .63
Occupation (service) –0.17 –0.51 to 0.17 .33 –0.18 –0.52 to 0.15 .29 –0.21 –0.55 to 0.14 .23
MEQ –0.14 –0.18 to –0.09 <.001g –0.14 –0.18 to –0.09 <.001g –0.14 –0.18 to –0.09 <.001g
Snoozer (Yes) 0.27 –0.06 to 0.61 .09 0.29 –0.04 to 0.63 .08 0.32 –0.05 to 0.66 .08
Free day (Yes) 0.21 0.18 to 0.24 <.001g 0.21 0.18 to 0.24 <.001g 0.19 0.16 to 0.21 <.001g
Stringency Index h 0.02 0.02 to 0.03 <.001g 0.02 0.02 to 0.03 <.001g
Day length 0.00 0.00 to 0.01 .048f 0.01 0.00 to 0.01 .002i
Steps (×1000) –0.01 –0.02 to –0.01 <.001g
Midsteps 0.00 –0.00 to 0.01 .43
Intradaily variability –0.29 –0.33 to –0.26 <.001f

aThe σ2 values for models 1-3 were 1.38, 1.36, and 1.36, respectively. The intraclass correlation coefficient values for models 1-3 were 0.26, 0.26, and 0.27, respectively. The marginal R2/conditional R2 values for models 1-3 were 0.168/0.389, 0.178/0.400, and 0.179/0.400, respectively. The Akaike information criterion values for models 1-3 were 86,990.188, 86,573.060, and 86,315.145, respectively.

bIncludes demographic and occupational variables.

cIncludes model 1 + restriction and seasonal factors.

dIncludes model 2 + physical activity influences.

eItalicized values denote significance.

fP<.05.

gP<.001.

hNot available.

iP<.01.