Table 4.

Interaction effects of time of day and day of week on compliance with EMA

Interaction terms	χ2*	P	Interaction terms	OR or χ2*	95% CI or p
Time of the day by Age	3.42	0.18	Day of the week by Age	0.97	0.74,1.26
Time of the day by Gender	4.78	0.09	Day of the week by Gender	0.98	0.75, 1.27
Time of the day by Educational level	7.46	0.11	Day of the week by Educational level	3.97	0.14
Time of the day by Marital status	3.21	0.20	Day of the week by Marital status	0.83	0.61,1.14
Time of the day by Occupational status	5.12	0.53	Day of the week by Occupational status	9.22	0.03
Time of the day by BMI	4.08	0.13	Day of the week by BMI	1.10	0.84, 1.43

* Chi²-tests were applied to the results of the final set of logistic mixed models when the interaction terms contain a nominal variable with more than two categories