Trial Outcomes & Findings for Saxagliptin Triple Oral Therapy (NCT NCT01128153)

NCT ID: NCT01128153

Last Updated: 2012-08-10

Results Overview

Adjusted Mean Change in HbA1c from baseline to Week 24 using analysis of covariance model

Recruitment status

COMPLETED

Study phase

PHASE3

Target enrollment

257 participants

Primary outcome timeframe

From Baseline to Week 24 weeks

Results posted on

2012-08-10

Participant Flow

Participants were recruited to the study from 35 centres in 6 countries (Australia, United Kingdom, Canada, Korea, India and Thailand). Participants were recruited between June 2010 and December 2010.

Participants were screened over 2 week period. 383 participants enrolled; 126 excluded (11 declined, 114 did not meet eligibility criteria, 1 lost to follow up).

Participant milestones

Participant milestones
Measure
SAXAGLIPTIN
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
PLACEBO
Placebo tablet once daily for 24 weeks to be taken orally
Overall Study
STARTED
129
128
Overall Study
Full Analysis Set
127
128
Overall Study
COMPLETED
113
113
Overall Study
NOT COMPLETED
16
15

Reasons for withdrawal

Reasons for withdrawal
Measure
SAXAGLIPTIN
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
PLACEBO
Placebo tablet once daily for 24 weeks to be taken orally
Overall Study
Adverse Event
1
3
Overall Study
Condition under investigation worsened
8
7
Overall Study
Withdrawal by Subject
2
3
Overall Study
Incorrect enrolment to study
2
1
Overall Study
Protocol Violation
2
0
Overall Study
Developed discontinuation criteria
1
1

Baseline Characteristics

Saxagliptin Triple Oral Therapy

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
SAXAGLIPTIN
n=129 Participants
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
PLACEBO
n=128 Participants
Placebo tablet once daily for 24 weeks to be taken orally
Total
n=257 Participants
Total of all reporting groups
Age Continuous
57.2 years
STANDARD_DEVIATION 9.55 • n=5 Participants
56.8 years
STANDARD_DEVIATION 11.49 • n=7 Participants
57.0 years
STANDARD_DEVIATION 10.54 • n=5 Participants
Sex: Female, Male
Female
49 Participants
n=5 Participants
54 Participants
n=7 Participants
103 Participants
n=5 Participants
Sex: Female, Male
Male
80 Participants
n=5 Participants
74 Participants
n=7 Participants
154 Participants
n=5 Participants
Race/Ethnicity, Customized
White
59 Participants
n=5 Participants
57 Participants
n=7 Participants
116 Participants
n=5 Participants
Race/Ethnicity, Customized
Asian
70 Participants
n=5 Participants
71 Participants
n=7 Participants
141 Participants
n=5 Participants
Region of Enrollment
Australia
25 Participants
n=5 Participants
25 Participants
n=7 Participants
50 Participants
n=5 Participants
Region of Enrollment
Canada
10 Participants
n=5 Participants
10 Participants
n=7 Participants
20 Participants
n=5 Participants
Region of Enrollment
India
35 Participants
n=5 Participants
34 Participants
n=7 Participants
69 Participants
n=5 Participants
Region of Enrollment
Korea, Republic of
25 Participants
n=5 Participants
24 Participants
n=7 Participants
49 Participants
n=5 Participants
Region of Enrollment
Thailand
8 Participants
n=5 Participants
10 Participants
n=7 Participants
18 Participants
n=5 Participants
Region of Enrollment
United Kingdom
26 Participants
n=5 Participants
25 Participants
n=7 Participants
51 Participants
n=5 Participants
BMI
29.4 kg/m2
STANDARD_DEVIATION 5.26 • n=5 Participants
29.1 kg/m2
STANDARD_DEVIATION 4.93 • n=7 Participants
29.2 kg/m2
STANDARD_DEVIATION 5.09 • n=5 Participants
HbA1c
8.38 %
STANDARD_DEVIATION 0.856 • n=5 Participants
8.19 %
STANDARD_DEVIATION 0.832 • n=7 Participants
8.28 %
STANDARD_DEVIATION 0.848 • n=5 Participants
2-hour Postprandial Glucose
269.18 mg/dL
STANDARD_DEVIATION 76.814 • n=5 Participants
265.6 mg/dL
STANDARD_DEVIATION 69.713 • n=7 Participants
267.39 mg/dL
STANDARD_DEVIATION 73.220 • n=5 Participants
2-hour Postprandial glucose
14.94 mmol/L
STANDARD_DEVIATION 4.263 • n=5 Participants
14.74 mmol/L
STANDARD_DEVIATION 3.869 • n=7 Participants
14.84 mmol/L
STANDARD_DEVIATION 4.064 • n=5 Participants
Fasting Plasma Glucose
9.00 mmol/L
STANDARD_DEVIATION 2.626 • n=5 Participants
8.63 mmol/L
STANDARD_DEVIATION 2.130 • n=7 Participants
8.82 mmol/L
STANDARD_DEVIATION 2.393 • n=5 Participants

PRIMARY outcome

Timeframe: From Baseline to Week 24 weeks

Population: Full Analysis Set which included all participants randomised to the study who received at least 1 dose of investigational product and who had a non-missing baseline value and at least 1 post-baseline measure. The full analysis set follows intention-to-treat principle.

Adjusted Mean Change in HbA1c from baseline to Week 24 using analysis of covariance model

Outcome measures

Outcome measures
Measure
Arm 1 - SAXAGLIPTIN
n=127 Participants
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
Arm 2 - PLACEBO
n=127 Participants
Placebo tablet once daily for 24 weeks to be taken orally
Change in HbA1c From Baseline to Week 24, Last Observation Carried Forward (LOCF)
-0.74 percent
Interval -0.89 to -0.6
-0.08 percent
Interval -0.23 to 0.07

SECONDARY outcome

Timeframe: From Baseline to Week 24

Population: Full Analysis Set which included all participants randomised to the study who received at least 1 dose of investigational product and who had a non-missing baseline value and at least 1 post-baseline measure. The full analysis set follows intention-to-treat principle.

Adjusted Mean Change in 2-hour PPG from baseline to Week 24 using analysis of covariance model

Outcome measures

Outcome measures
Measure
Arm 1 - SAXAGLIPTIN
n=115 Participants
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
Arm 2 - PLACEBO
n=113 Participants
Placebo tablet once daily for 24 weeks to be taken orally
Change in 2-hour Postprandial Glucose (PPG) From Baseline to Week 24, Last Observation Carried Forward (LOCF) Measured as [mg/dL]
-11.66 mg/dL
Interval -23.38 to 0.07
5.08 mg/dL
Interval -6.45 to 16.6

SECONDARY outcome

Timeframe: From Baseline to Week 24

Population: Full Analysis Set which included all participants randomised to the study who received at least 1 dose of investigational product and who had a non-missing baseline value and at least 1 post-baseline measure. The full analysis set follows intention-to-treat principle.

Adjusted Mean Change in 2-hour PPG from baseline to Week 24 using analysis of covariance model

Outcome measures

Outcome measures
Measure
Arm 1 - SAXAGLIPTIN
n=115 Participants
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
Arm 2 - PLACEBO
n=113 Participants
Placebo tablet once daily for 24 weeks to be taken orally
Change in 2-hour Postprandial Glucose (PPG) From Baseline to Week 24, Last Observation Carried Forward (LOCF) Measured as [mmol/L]
-0.65 mmol/L
Interval -1.3 to 0.0
0.28 mmol/L
Interval -0.36 to 0.92

SECONDARY outcome

Timeframe: From Baseline to Week 24

Population: Full Analysis Set which included all participants randomised to the study who received at least 1 dose of investigational product and who had a non-missing baseline value and at least 1 post-baseline measure. The full analysis set follows intention-to-treat principle.

Adjusted Mean Change in fasting plasma glucose from baseline to Week 24 using analysis of covariance

Outcome measures

Outcome measures
Measure
Arm 1 - SAXAGLIPTIN
n=121 Participants
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
Arm 2 - PLACEBO
n=123 Participants
Placebo tablet once daily for 24 weeks to be taken orally
Change in Fasting Plasma Glucose (FPG) From Baseline to Week 24, Last Observation Carried Forward (LOCF) Measured as [mg/dL]
-5.28 mg/dL
Interval -12.67 to 2.11
2.62 mg/dL
Interval -4.47 to 9.71

SECONDARY outcome

Timeframe: From Baseline to Week 24

Population: Full Analysis Set which included all participants randomised to the study who received at least 1 dose of investigational product and who had a non-missing baseline value and at least 1 post-baseline measure. The full analysis set follows intention-to-treat principle.

Adjusted Mean Change in FPG from baseline to Week 24 using analysis of covariance model

Outcome measures

Outcome measures
Measure
Arm 1 - SAXAGLIPTIN
n=121 Participants
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
Arm 2 - PLACEBO
n=123 Participants
Placebo tablet once daily for 24 weeks to be taken orally
Change in Fasting Plasma Glucose (FPG) From Baseline to Week 24, Last Observation Carried Forward (LOCF) Measured as [mmol/L]
-0.29 mmol/L
Interval -0.7 to 0.12
0.15 mmol/L
Interval -0.25 to 0.54

SECONDARY outcome

Timeframe: From Baseline to Week 24

Population: Full Analysis Set which included all participants randomised to the study who received at least 1 dose of investigational product and who had a non-missing baseline value and at least 1 post-baseline measure. The full analysis set follows intention-to-treat principle.

Number of participants achieving a glycaemic response defined as HbA1c less than 7% at Week 24

Outcome measures

Outcome measures
Measure
Arm 1 - SAXAGLIPTIN
n=127 Participants
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
Arm 2 - PLACEBO
n=127 Participants
Placebo tablet once daily for 24 weeks to be taken orally
Proportion of Participants Achieving a Therapeutic Response: HbA1c Less Than 7% at Week 24, Last Observation Carried Forward (LOCF)
39 Participants
12 Participants

Adverse Events

SAXAGLIPTIN

Serious events: 3 serious events
Other events: 53 other events
Deaths: 0 deaths

PLACEBO

Serious events: 7 serious events
Other events: 65 other events
Deaths: 0 deaths

Serious adverse events

Serious adverse events
Measure
SAXAGLIPTIN
n=129 participants at risk
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
PLACEBO
n=128 participants at risk
Placebo tablet once daily for 24 weeks to be taken orally
Infections and infestations
Lower Respiratory Tract Infection
0.78%
1/129
0.00%
0/128
Infections and infestations
Influenza
0.00%
0/129
0.78%
1/128
Infections and infestations
Osteomyelitis
0.00%
0/129
0.78%
1/128
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Laryngeal Cancer
0.78%
1/129
0.00%
0/128
Neoplasms benign, malignant and unspecified (incl cysts and polyps)
Squamous Cell Carcinoma
0.00%
0/129
0.78%
1/128
Hepatobiliary disorders
Hepatitis
0.78%
1/129
0.00%
0/128
Injury, poisoning and procedural complications
Cartilage Injury
0.00%
0/129
0.78%
1/128
Musculoskeletal and connective tissue disorders
Arthritis
0.00%
0/129
0.78%
1/128
Musculoskeletal and connective tissue disorders
Musculoskeletal Stiffness
0.00%
0/129
0.78%
1/128
Renal and urinary disorders
Renal Colic
0.00%
0/129
0.78%
1/128
Respiratory, thoracic and mediastinal disorders
Asthma
0.00%
0/129
0.78%
1/128

Other adverse events

Other adverse events
Measure
SAXAGLIPTIN
n=129 participants at risk
Saxagliptin 5 mg tablet once daily for 24 weeks to be taken orally
PLACEBO
n=128 participants at risk
Placebo tablet once daily for 24 weeks to be taken orally
Blood and lymphatic system disorders
Anaemia
0.78%
1/129
3.9%
5/128
Gastrointestinal disorders
Constipation
0.78%
1/129
2.3%
3/128
Gastrointestinal disorders
Diarrhoea
5.4%
7/129
3.9%
5/128
Gastrointestinal disorders
Flatulence
3.1%
4/129
0.00%
0/128
Gastrointestinal disorders
Gastritis
2.3%
3/129
2.3%
3/128
Gastrointestinal disorders
Nausea
1.6%
2/129
3.1%
4/128
Infections and infestations
Nasopharyngitis
6.2%
8/129
9.4%
12/128
Infections and infestations
Oral Candidiasis
0.00%
0/129
2.3%
3/128
Infections and infestations
Pharyngitis
0.00%
0/129
2.3%
3/128
Infections and infestations
Upper Respiratory Tract Infection
4.7%
6/129
4.7%
6/128
Infections and infestations
Urinary Tract Infection
3.1%
4/129
6.2%
8/128
Metabolism and nutrition disorders
Dyslipidaemia
3.9%
5/129
5.5%
7/128
Metabolism and nutrition disorders
Hyperglycaemia
3.1%
4/129
3.1%
4/128
Musculoskeletal and connective tissue disorders
Arthralgia
1.6%
2/129
2.3%
3/128
Musculoskeletal and connective tissue disorders
Back Pain
0.78%
1/129
3.1%
4/128
Musculoskeletal and connective tissue disorders
Pain In Extremity
1.6%
2/129
3.1%
4/128
Nervous system disorders
Dizziness
2.3%
3/129
1.6%
2/128
Nervous system disorders
Headache
3.1%
4/129
2.3%
3/128
Nervous system disorders
Neuropathy Peripheral
2.3%
3/129
0.00%
0/128
Psychiatric disorders
Insomnia
0.00%
0/129
2.3%
3/128
Respiratory, thoracic and mediastinal disorders
Cough
3.1%
4/129
0.78%
1/128
Skin and subcutaneous tissue disorders
Rash
1.6%
2/129
2.3%
3/128
Vascular disorders
Hypertension
5.4%
7/129
1.6%
2/128

Additional Information

Gerard Lynch

AstraZeneca

Phone: +44 1625 518062

Results disclosure agreements

  • Principal investigator is a sponsor employee At least 60 days prior to submission of any material for publication or presentation, PI shall provide Sponsor with such material for review. If requested in writing by Sponsor, PI shall withhold material from submission for publication or presentation for an additional 90 days from the date of Sponsor's request.
  • Publication restrictions are in place

Restriction type: OTHER