TABLE 3

Multivariate models

	Univariate				Multivariate
	Odds ratio	se	95% CI	p-value	Odds ratio	se	95% CI	p-value
RC–TC multivariate logistic model: CPAP adherence >4 h per night
Predictors
(Intercept)	2.37	0.65	1.41–4.14	0.002	0.04	0.06	0.00–0.83	0.042
TC versus RC	0.72	0.24	0.37–1.38	0.331	0.64	0.24	0.30–1.33	0.239
Age					1.05	0.02	1.02–1.09	0.002
Sex (female)					1.21	0.47	0.58–2.62	0.614
BMI					1.02	0.02	0.97–1.07	0.517
Educational level^#					1.80	0.70	0.85–3.94	0.134
AHI (events per h)					1.00	0.01	0.98–1.01	0.731
ESS at diagnosis					1.05	0.04	0.98–1.12	0.152
Observations	175				160
R² Tjur	0.005				0.088
AIC	228.062				207.984
TC-noAPP–TC-APP multivariate logistic model: CPAP adherence >4 h per night
Predictors
(Intercept)	1.42	0.33	0.90–2.27	0.135	0.00	0.00	0.00–0.01	0.001
TC-APP versus TC-noAPP	1.83	0.81	0.79–4.49	0.169	2.09	1.12	0.75–6.23	0.169
Age					1.10	0.03	1.05–1.16	<0.001
Sex (female)					0.97	0.50	0.35–2.74	0.956
BMI					1.06	0.04	0.98–1.15	0.148
Educational level^#					3.94	2.28	1.33–13.04	0.017
AHI (events per h)					1.02	0.01	1.00–1.04	0.132
ESS at diagnosis					1.05	0.05	0.96–1.15	0.289
Observations	111				100
R² Tjur	0.017				0.216
AIC	148.248				125.753

	Univariate				Multivariate 1				Multivariate 2
	Estimate	se	95% CI	p-value	Estimate	se	95% CI	p-value	Estimate	se	95% CI	p-value
RC–TC multivariate linear model: patient satisfaction
Predictors
(Intercept)	7.69	0.17	7.35–8.02	<0.001	7.64	0.18	7.29–7.99	<0.001	7.63	0.22	7.19–8.07	<0.001
TC versus RC	1.33	0.21	0.91–1.75	<0.001	1.38	0.22	0.94–1.82	<0.001	1.40	0.23	0.94–1.85	<0.001
Age					0.04	0.11	−0.18–0.25	0.745	0.03	0.12	−0.20–0.26	0.794
BMI					0.10	0.11	−0.12–0.32	0.364	0.09	0.12	−0.15–0.32	0.463
AHI (events per h)					−0.12	0.11	−0.33–0.09	0.242	−0.13	0.11	−0.34–0.09	0.248
ESS at diagnosis					0.24	0.11	0.02–0.45	0.030	0.24	0.11	0.02–0.45	0.029
Sex (female)									0.01	0.23	−0.45–0.47	0.967
Educational level^#									0.02	0.24	−0.45–0.49	0.936
Observations	170				160				157
R²/R² adjusted	0.190/0.185				0.227/0.202				0.232/0.196
AIC	582.165				553.937				157

Numbers in bold represent a p-value of <0.05. RC: retrospective cohort; TC: telemedicine cohort; CPAP: continuous positive airway pressure; BMI: body mass index; AHI: apnoea–hypopnoea index; ESS: Epworth Sleepiness Scale; AIC: Akaike information criterion; TC-noAPP: telemedicine cohort not using smartphone application; TC-APP: telemedicine cohort using smartphone application. ^#: high school and associated degree or college and graduate degree.