Table 2.

Multiple regression analysis of frequency of insulin injection omission

	B	SE	β	Significance
Female sex*	−0.045	0.067	−0.028	0.499
White race/ethnicity†	−0.006	0.073	−0.003	0.936
Current age (years)	−0.015	0.003	−0.256	<0.001
Education‡
Some college	−0.001	0.076	−0.001	0.990
College graduate	−0.023	0.100	−0.010	0.818
Graduate school	0.305	0.121	0.109	0.012
Employment§
Not employed (student)	0.273	0.125	0.094	0.030
Not employed (disabled)	−0.317	0.120	−0.107	0.009
Part-time employment	−0.136	0.104	−0.051	0.192
Full-time employment	−0.108	0.078	−0.061	0.166
Household income ($)	−0.068	0.017	−0.176	<0.001
History of depression	0.048	0.072	0.028	0.504
History of cardiovascular disease	−0.028	0.072	−0.016	0.699
History of obesity	−0.062	0.070	−0.038	0.371
Type 2 diabetes‖	0.428	0.092	0.226	<0.001
Duration of diabetes	0.001	0.004	0.019	0.686
Diabetes care provider¶
Endocrinologist	−0.085	0.077	−0.048	0.270
Nonphysician	−0.169	0.102	−0.066	0.096
Engage in physical activity	−0.093	0.071	−0.057	0.186
Follow healthy diet	−0.157	0.069	−0.098	0.023
Use insulin pen#	−0.001	0.074	−0.001	0.989
Needle change frequency	−0.049	0.070	−0.031	0.479
Daily injection frequency	0.118	0.025	0.205	<0.001
Plan daily activities around insulin injections	0.247	0.079	0.129	0.002
Interference with activity of daily living	0.112	0.033	0.146	0.001
Dissatisfaction with injection pain	0.130	0.042	0.149	0.002
Dissatisfaction with injection embarrassment	0.146	0.041	0.169	<0.001

*Reference category = male.

†Reference category = nonwhite.

‡Reference category = no college.

§Reference category = other not employed.

‖Reference category = type 1 diabetes.

¶Reference category = primary care physician.

#Reference category = use syringe.