. 2017 Oct 18;5:e3928. doi: 10.7717/peerj.3928

Table 4. Multivariate linear regression for the Audit of Diabetes Dependent Quality of Life (ADDQoL) average weighted impact score.

Coefficients	Estimate	Standard error	p value
Intercept	−1.29375	0.21782	<0.001
T2DM^* without insulin	0.95200	0.20699	<0.001
LADA^* without insulin	1.06176	0.64037	0.100
T2DM^* insulin	0.10006	0.31884	0.750
T1DM	−0.04103	0.22328	0.850
DR	−1.25952	0.40942	0.002
Disease duration	−0.01674	0.00663	0.010
No education^**	−0.45008	0.15383	0.004
Physical activity	0.27361	0.10539	0.010
Smoker, current	−0.21031	0.12937	0.100
Smoker, former	−0.30882	0.11674	0.008
T2DM^* without insulin^* DR	0.92912	0.43927	0.030
LADA^* without insulin^* DR	1.10620	1.05301	0.290
T2DM^* insulin^* DR	1.23910	0.49206	0.010
T1DM^* DR	0.98320	0.44443	0.030

Notes.

Multiple R-squared: 0.2895 (six cases with missing information for any variable in the model).

Reference group: LADA patients receiving insulin treatment.

Indicates the existence of interactions between variables.

^**

“No education” identifies patients who did not complete compulsory education.