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An Observational Study to Understand Challenges Associated With Progression of Insulin Therapy in Type 2 Diabetes

A Multinational Observational Study Assessing Insulin Use: Understanding the Challenges Associated With Progression of Therapy - The MOSAIc Type 2 Diabetes Study

Status
Completed
Phases
Unknown
Study type
Observational
Source
ClinicalTrials.gov
Registry ID
NCT01400971
Acronym
MOSAIc
Enrollment
4299
Registered
2011-07-25
Start date
2011-07-31
Completion date
2015-09-30
Last updated
2020-03-09

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Diabetes Mellitus, Type 2

Keywords

Diabetes, Insulin, Progression, Patient Reported Measures, Adherence, Heterogeneity, Hypoglycemia

Brief summary

The purpose of this study is to identify specific patient, physician, and health system related factors associated with the progression to a more intensive regimen from initial insulin therapy for patients with type 2 diabetes.

Interventions

None listed

Sponsors

Eli Lilly and Company
Lead SponsorINDUSTRY

Study design

Observational model
OTHER
Time perspective
PROSPECTIVE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Have been diagnosed with type 2 diabetes * Have presented within the normal course of care * Have been on their initial insulin therapy for ≥3 months (with or without any combination of approved non-insulin anti-diabetic medications) * Are not simultaneously participating in a study that includes an investigational drug or procedure at entry into the study * Have been fully informed and have given written consent for the use of their data * Have a sufficient understanding of the primary language of the country such that they will be able to complete the questionnaires * Have not initiated basal bolus therapy (three mealtime insulin injections)

Exclusion criteria

* None

Design outcomes

Primary

MeasureTime frameDescription
Number of Participants With Insulin-Related Treatment Change From Initial Insulin TherapyBaseline through 24 monthsMultivariable logistic regression model examined baseline participant-, physician-, and healthcare system-related factors associated with the occurrence of any change in insulin therapy. Discrimination domain of the Interpersonal Processes of Care Survey \[IPC\] ranges from 1-5 with higher scores indicating more discrimination and Diabetes Distress Scale ranges from 1-6 with higher scores indicating more distress.

Secondary

MeasureTime frameDescription
Number of Hypoglycemic and Severe Hypoglycemic EpisodesBaseline through 24 monthsHypoglycemia and severe hypoglycemia episodes are self-reported by all participants with complete treatment data from one month prior to the baseline visit until the last visit (24 months). Patients were asked at each visit to self-report any hypoglycemia since their last visit. At the baseline visit participants were asked their hypoglycemia information for the month prior to the baseline visit.
Number of Participants Adherent to Prescribed Insulin Therapy During the Study (Study Adherent)Baseline through 24 monthsMOSAIC participants answered the question: How often did you miss your insulin shots during the last 7 days?. At each visit, participants were defined as visit adherent if the participant answered I did not miss any shots or I missed some of my shots. They were defined as not visit adherent if he/she answered any of the following: I missed about half of my shots, I missed most of my shots, or I missed all of my shots. A participant is defined to be study adherent if at least: 4 out of 5 visit adherent.
Number of Participants Who Achieved Their Personalized HbA1c Target by the End of the StudyBaseline through 24 monthsAs diabetes management practices vary across the countries represented in MOSAIC, a more apt measure of reaching goal is the personalized target that was set for each patient at the beginning of the study.

Countries

Argentina, Brazil, Canada, China, Germany, India, Israel, Italy, Japan, Mexico, Puerto Rico, Russia, Saudi Arabia, South Korea, Spain, Turkey (Türkiye), United Arab Emirates, United Kingdom, United States

Participant flow

Pre-assignment details

Participants who had complete treatment data are participants with complete insulin, oral antidiabetic medication (OAM), and glucagon-like peptide (GLP) data at all 5 visits.

Participants by arm

ArmCount
MOSAIc Participants
Participants enrolled in MOSAIc who had complete treatment data during the study.
2,528
Total2,528

Withdrawals & dropouts

PeriodReasonFG000
Overall StudyDeath82
Overall StudyLost to Follow-up196
Overall StudyLost to follow up + Subject Decision2
Overall StudyOther422
Overall StudyPhysician Decision57
Overall StudyWithdrawal by Subject158

Baseline characteristics

CharacteristicMOSAIc Participants
Age, Continuous61 years
STANDARD_DEVIATION 10.8
Ethnicity (NIH/OMB)
Hispanic or Latino
497 Participants
Ethnicity (NIH/OMB)
Not Hispanic or Latino
1133 Participants
Ethnicity (NIH/OMB)
Unknown or Not Reported
898 Participants
Race (NIH/OMB)
American Indian or Alaska Native
35 Participants
Race (NIH/OMB)
Asian
1029 Participants
Race (NIH/OMB)
Black or African American
71 Participants
Race (NIH/OMB)
More than one race
0 Participants
Race (NIH/OMB)
Native Hawaiian or Other Pacific Islander
78 Participants
Race (NIH/OMB)
Unknown or Not Reported
43 Participants
Race (NIH/OMB)
White
1272 Participants
Region of Enrollment
Argentina
101 Participants
Region of Enrollment
Brazil
78 Participants
Region of Enrollment
Canada
107 Participants
Region of Enrollment
China
225 Participants
Region of Enrollment
Germany
101 Participants
Region of Enrollment
India
631 Participants
Region of Enrollment
Israel
36 Participants
Region of Enrollment
Italy
77 Participants
Region of Enrollment
Japan
99 Participants
Region of Enrollment
Mexico
126 Participants
Region of Enrollment
Puerto Rico
96 Participants
Region of Enrollment
Russia
158 Participants
Region of Enrollment
Saudi Arabia
148 Participants
Region of Enrollment
South Korea
83 Participants
Region of Enrollment
Spain
108 Participants
Region of Enrollment
Turkey
100 Participants
Region of Enrollment
United Arab Emirates
48 Participants
Region of Enrollment
United Kingdom
24 Participants
Region of Enrollment
United States
182 Participants
Sex: Female, Male
Female
1270 Participants
Sex: Female, Male
Male
1258 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
82 / 4,299
other
Total, other adverse events
1,199 / 2,528
serious
Total, serious adverse events
130 / 2,528

Outcome results

Primary

Number of Participants With Insulin-Related Treatment Change From Initial Insulin Therapy

Multivariable logistic regression model examined baseline participant-, physician-, and healthcare system-related factors associated with the occurrence of any change in insulin therapy. Discrimination domain of the Interpersonal Processes of Care Survey \[IPC\] ranges from 1-5 with higher scores indicating more discrimination and Diabetes Distress Scale ranges from 1-6 with higher scores indicating more distress.

Time frame: Baseline through 24 months

Population: All participants enrolled in MOSAIc who had complete treatment data during the study.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
MOSAIc ParticipantsNumber of Participants With Insulin-Related Treatment Change From Initial Insulin Therapy2171 Participants
Comparison: Public insurance95% CI: [0.54, 0.92]
Comparison: Diabetes support service available95% CI: [1.5, 2.46]
Comparison: Baseline HbA1c \> 7.80 (reference:HbA1c≤7.80 median)95% CI: [1.38, 2.49]
Comparison: Baseline HbA1c missing (reference:HbA1c≤7.80 median)95% CI: [1.15, 2.07]
Comparison: Diabetes duration \> 11 years95% CI: [1.13, 1.88]
Comparison: Age (per year increase)95% CI: [0.97, 1]
Comparison: Baseline insulin therapy: combination95% CI: [3.3, 33.41]
Comparison: Baseline insulin therapy: prandial only95% CI: [1.77, 18.37]
Comparison: Baseline insulin therapy: pre-mixed only95% CI: [3.02, 5.73]
Comparison: Discrimination domain of the IPC95% CI: [0.39, 0.65]
Comparison: Diabetes Distress Scale total score \> 295% CI: [0.57, 0.95]
Secondary

Number of Hypoglycemic and Severe Hypoglycemic Episodes

Hypoglycemia and severe hypoglycemia episodes are self-reported by all participants with complete treatment data from one month prior to the baseline visit until the last visit (24 months). Patients were asked at each visit to self-report any hypoglycemia since their last visit. At the baseline visit participants were asked their hypoglycemia information for the month prior to the baseline visit.

Time frame: Baseline through 24 months

Population: All participants enrolled in MOSAIc who had complete treatment data during the study.

ArmMeasureGroupValue (NUMBER)
MOSAIc ParticipantsNumber of Hypoglycemic and Severe Hypoglycemic EpisodesTotal hypoglycemic episodes during study7950 episodes
MOSAIc ParticipantsNumber of Hypoglycemic and Severe Hypoglycemic EpisodesTotal severe hypoglycemic episodes during study225 episodes
Secondary

Number of Participants Adherent to Prescribed Insulin Therapy During the Study (Study Adherent)

MOSAIC participants answered the question: How often did you miss your insulin shots during the last 7 days?. At each visit, participants were defined as visit adherent if the participant answered I did not miss any shots or I missed some of my shots. They were defined as not visit adherent if he/she answered any of the following: I missed about half of my shots, I missed most of my shots, or I missed all of my shots. A participant is defined to be study adherent if at least: 4 out of 5 visit adherent.

Time frame: Baseline through 24 months

Population: All participants enrolled in MOSAIc who had complete treatment data during the study.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
MOSAIc ParticipantsNumber of Participants Adherent to Prescribed Insulin Therapy During the Study (Study Adherent)2446 Participants
Secondary

Number of Participants Who Achieved Their Personalized HbA1c Target by the End of the Study

As diabetes management practices vary across the countries represented in MOSAIC, a more apt measure of reaching goal is the personalized target that was set for each patient at the beginning of the study.

Time frame: Baseline through 24 months

Population: All participants enrolled in MOSAIc who had complete treatment data during the study.

ArmMeasureValue (COUNT_OF_PARTICIPANTS)
MOSAIc ParticipantsNumber of Participants Who Achieved Their Personalized HbA1c Target by the End of the Study392 Participants

Source: ClinicalTrials.gov · Data processed: Mar 13, 2026