A Survey Snapshot Measuring Insulin Underuse in a Primary Care Clinic

Article Figures & Data

Table 1.

Characteristics of Survey Participants

Characteristic	Participants, No.	Participants With Reported Underuse, No. (%)	Odds Ratio (95% CI)
Age, y
45-64	27	14 (52)	1 (reference)
≥65	63	26 (41)	1.5 (0.6-3.8)
Sex
Male	53	25 (47)	1 (reference)
Female	37	15 (41)	1.3 (0.6-3.1)
Rx Coverage
Commercial	14	5 (36)	1 (reference)
Medicare part D or Medicaid	55	27 (49)	0.4 (0.2-2.0)
Tricare or Veterans Administration	5	1 (20)	0.5 (0.1-2.1)
Other	11	7 (64)	0.2 (0.01-2.3)
Annual income, $
>50,000	29	9 (31)	1 (reference)
25,000 – 49,999	28	15 (54)	0.9 (0.3-2.8)
<25,000	28	16 (57)	0.4 (0.1-1.2)
Difficult purchasing supplies
No	66	21 (32)	1 (reference)
Yes	22	18 (82)	9.4 (2.6-34.1)
Discussed insulin cost with prescriber
No	29	7 (24)	1 (reference)
Yes	61	33 (54)	1.4 (0.4-5.0)
Prescriber changed insulin due to cost
No	50	14 (28)	1 (reference)
Yes	39	26 (67)	4.8 (1.6-15.0)