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Table 6 Fixed effects of the optimal (cubic) model for the combined model (reanalyzed dataset)

From: Mind-wandering rates fluctuate across the day: evidence from an experience-sampling study

Term Estimate (β) SE df t statistic p value
Intercept − 0.045 0.052 165.0 − 0.857 0.393
Linear 0.022 0.015 6890.0 1.436 0.151
Quadratic − 0.044 0.015 6890.0 − 2.924 0.003a
Cubic 0.060 0.015 6890.0 4.001 <0.001a
SI 0.121 0.083 165.0 1.467 0.144
TU 0.010 0.067 165.0 0.151 0.880
SI × Linear − 0.023 0.021 6890.0 − 1.070 0.285
TU × Linear 0.034 0.021 6890.0 1.601 0.109
SI × Quadratic − 0.055 0.021 6890.0 − 2.609 0.009a
TU × Quadratic 0.070 0.021 6890.0 3.292 0.001a
SI × Cubic − 0.036 0.021 6890.0 − 0.907 0.364
TU × Cubic − 0.148 0.021 6890.0 − 1.693 0.091
  1. β standardized regression coefficient, TU task-unrelatedness, SI stimulus-independence
  2. aSignificant at α = 0.05