Psychometric properties of the Greek Diabetes Treatment Satisfaction Questionnaire

Table 6 Multivariate OLS regression models

DTSQ	Predictors	Β	SE	t	P-sig	R²
Satisfaction	(Constant)	30.976	2.686	11.532	< 0.001	0.285
	Gender (Female)	0.011	0.765	0.015	0.988
	Age¹	-1.031	0.406	-2.540	0.012
	Years therapy¹	-0.399	0.514	-0.777	0.438
	BMI class¹	0.019	0.416	0.045	0.964
	HbA1c¹	-1.874	0.511	-3.668	< 0.001
	Control method¹	-4.586	0.997	-4.601	< 0.001
	Comorbidity	-1.002	0.897	-1.117	0.266
	Coronary/vascular disease	-0.340	0.840	-0.405	0.686
	Microvascular disease	2.398	1.444	1.661	0.099
	Diabetic foot	-3.190	1.558	-2.047	0.042
Perceived Hyperglycaemia	(Constant)	0.944	0.740	1.275	0.204	0.232
	Gender (Female)	-0.254	0.211	-1.205	0.230
	Age¹	-0.121	0.112	-1.082	0.281
	Years therapy¹	0.198	0.142	1.397	0.164
	BMI class¹	-0.099	0.115	-0.864	0.389
	HbA1c¹	0.676	0.141	4.800	< 0.001
	Control method¹	0.709	0.275	2.583	0.011
	Comorbidity	-0.047	0.247	-0.189	0.851
	Coronary/vascular disease	0.384	0.231	1.660	0.099
	Microvascular disease	-0.303	0.398	-0.762	0.447
	Diabetic foot	0.233	0.429	0.544	0.587
Perceived Hypoglycaemia	(Constant)	1.815	0.674	2.694	0.008	0.268
	Gender (Female)	-0.281	0.192	-1.463	0.145
	Age¹	-0.077	0.102	-0.757	0.450
	Years therapy¹	0.202	0.129	1.569	0.119
	BMI class¹	-0.115	0.104	-1.105	0.271
	HbA1c¹	0.698	0.128	5.444	< 0.001
	Control method¹	0.768	0.250	3.073	0.002
	Comorbidity	0.043	0.225	0.190	0.850
	Coronary/vascular disease	0.148	0.211	0.704	0.482
	Microvascular disease	-0.646	0.362	-1.784	0.076
	Diabetic foot	-0.265	0.391	-0.677	0.499