Rapid Acting Insulin Use and Persistence among Elderly Type 2 Diabetes Patients Adding RAI to Oral Antidiabetes Drug Regimens

We examined the real-world utilization and persistence of rapid acting insulin (RAI) in elderly patients with type 2 diabetes who added RAI to their drug (OAD) regimen. Insulin-naïve patients aged ≥65 years, with ≥1 OAD prescription during the baseline period, who were continuously enrolled in the U...

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Main Authors: Usha Sambamoorthi, Arijita Deb, Steve Zhou, Rahul Garg, Tao Fan, Anders Boss
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Journal of Diabetes Research
Online Access:http://dx.doi.org/10.1155/2016/5374931
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author Usha Sambamoorthi
Arijita Deb
Steve Zhou
Rahul Garg
Tao Fan
Anders Boss
author_facet Usha Sambamoorthi
Arijita Deb
Steve Zhou
Rahul Garg
Tao Fan
Anders Boss
author_sort Usha Sambamoorthi
collection DOAJ
description We examined the real-world utilization and persistence of rapid acting insulin (RAI) in elderly patients with type 2 diabetes who added RAI to their drug (OAD) regimen. Insulin-naïve patients aged ≥65 years, with ≥1 OAD prescription during the baseline period, who were continuously enrolled in the US Humana Medicare Advantage insurance plan for 18 months and initiated RAI were included. Among patients with ≥2 RAI prescriptions (RAIp), persistence during the 12-month follow-up was assessed. Multivariate logistic regression analyses identified factors affecting RAI use and persistence. Of 3734 patients adding RAI to their OAD regimen, 2334 (62.5%) had a RAIp during follow-up. Factors associated with RAIp included using ≤2 OADs; cognitive impairment, basal insulin use during follow-up; and higher RAI out-of-pocket costs ($36 to <$56 versus $0 to $6.30). Patients were less likely to persist with RAI when on ≤2 OADs versus ≥3 OADs and when having higher RAI out-of-pocket costs ($36 to <$56 versus $0 to $6.30) and more likely to persist when they had cognitive impairment and basal insulin use during follow-up. Real-world persistence of RAI in insulin-naïve elderly patients with type 2 diabetes was very poor when RAI was added to an OAD regimen.
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spelling doaj-art-b94b0823752f4dbbb9b7d6069a608d072025-02-03T05:51:00ZengWileyJournal of Diabetes Research2314-67452314-67532016-01-01201610.1155/2016/53749315374931Rapid Acting Insulin Use and Persistence among Elderly Type 2 Diabetes Patients Adding RAI to Oral Antidiabetes Drug RegimensUsha Sambamoorthi0Arijita Deb1Steve Zhou2Rahul Garg3Tao Fan4Anders Boss5School of Pharmacy, West Virginia University, Morgantown, WV, USASchool of Pharmacy, West Virginia University, Morgantown, WV, USASanofi US, Inc., Bridgewater, NJ, USASchool of Pharmacy, West Virginia University, Morgantown, WV, USASanofi US, Inc., Bridgewater, NJ, USASanofi US, Inc., Bridgewater, NJ, USAWe examined the real-world utilization and persistence of rapid acting insulin (RAI) in elderly patients with type 2 diabetes who added RAI to their drug (OAD) regimen. Insulin-naïve patients aged ≥65 years, with ≥1 OAD prescription during the baseline period, who were continuously enrolled in the US Humana Medicare Advantage insurance plan for 18 months and initiated RAI were included. Among patients with ≥2 RAI prescriptions (RAIp), persistence during the 12-month follow-up was assessed. Multivariate logistic regression analyses identified factors affecting RAI use and persistence. Of 3734 patients adding RAI to their OAD regimen, 2334 (62.5%) had a RAIp during follow-up. Factors associated with RAIp included using ≤2 OADs; cognitive impairment, basal insulin use during follow-up; and higher RAI out-of-pocket costs ($36 to <$56 versus $0 to $6.30). Patients were less likely to persist with RAI when on ≤2 OADs versus ≥3 OADs and when having higher RAI out-of-pocket costs ($36 to <$56 versus $0 to $6.30) and more likely to persist when they had cognitive impairment and basal insulin use during follow-up. Real-world persistence of RAI in insulin-naïve elderly patients with type 2 diabetes was very poor when RAI was added to an OAD regimen.http://dx.doi.org/10.1155/2016/5374931
spellingShingle Usha Sambamoorthi
Arijita Deb
Steve Zhou
Rahul Garg
Tao Fan
Anders Boss
Rapid Acting Insulin Use and Persistence among Elderly Type 2 Diabetes Patients Adding RAI to Oral Antidiabetes Drug Regimens
Journal of Diabetes Research
title Rapid Acting Insulin Use and Persistence among Elderly Type 2 Diabetes Patients Adding RAI to Oral Antidiabetes Drug Regimens
title_full Rapid Acting Insulin Use and Persistence among Elderly Type 2 Diabetes Patients Adding RAI to Oral Antidiabetes Drug Regimens
title_fullStr Rapid Acting Insulin Use and Persistence among Elderly Type 2 Diabetes Patients Adding RAI to Oral Antidiabetes Drug Regimens
title_full_unstemmed Rapid Acting Insulin Use and Persistence among Elderly Type 2 Diabetes Patients Adding RAI to Oral Antidiabetes Drug Regimens
title_short Rapid Acting Insulin Use and Persistence among Elderly Type 2 Diabetes Patients Adding RAI to Oral Antidiabetes Drug Regimens
title_sort rapid acting insulin use and persistence among elderly type 2 diabetes patients adding rai to oral antidiabetes drug regimens
url http://dx.doi.org/10.1155/2016/5374931
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