The purpose of this study is to determine whether AZD7624 can reduce acute Chronic Obstructive Pulmonary Disease (COPD) exacerbations in patients on COPD maintenance therapy with a history of frequent acute exacerbations.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
TRIPLE
Enrollment
213
Inhaled AZD7624 solution, 11 mg/mL
Inhaled placebo solution
Time to First Moderate to Severe COPD Exacerbation or Early Drop-out Related to Worsening of COPD Symptoms
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Annual Event Rate of Moderate and Severe COPD Exacerbations and Early Drop-outs Related to Worsening of COPD Symptoms (i.e. Composite Endpoint, ExDo)
For the production of summary statistics, the annual event rate per subject is calculated, and standardized per a 52-week period according to the formula described below. Annual Event Rate = No. of Events\*365.25 / (Follow-up date - Date of randomization + 1).
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Time to First Event of Moderate or Severe COPD Exacerbations or Early Drop-out (Including Drop-outs Due to Any Cause)
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Annual Event Rate of Moderate and Severe COPD Exacerbations and Early Drop-outs (Including Drop-outs Due to Any Cause)
For the production of summary statistics, the annual event rate per subject is calculated, and standardized per a 52-week period according to the formula described below. Annual Event Rate = No. of Events\*365.25 / (Follow-up date - Date of randomization + 1).
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Time to First Moderate or Severe Exacerbation
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
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Research Site
Los Angeles, California, United States
Research Site
Torrance, California, United States
Research Site
Denver, Colorado, United States
Research Site
Hialeah, Florida, United States
Research Site
Miami, Florida, United States
Research Site
Pembroke Pines, Florida, United States
Research Site
Atlanta, Georgia, United States
Research Site
Blue Ridge, Georgia, United States
Research Site
Baltimore, Maryland, United States
Research Site
St Louis, Missouri, United States
...and 31 more locations
Annual Exacerbation Rate of Moderate and Severe Exacerbations
For the production of summary statistics, the annual exacerbation rate per subject is calculated, and standardized per a 52-week period according to the formula described below. Annual Exacerbation Rate = No. of Exacerbations\*365.25 / (Follow-up date - Date of randomization + 1).
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Time to First Moderate or Severe Exacerbation (Where Worsening of COPD Symptoms is Defined as Anthonisens Criteria Fulfilled)
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Annual Exacerbation Rate of Moderate and Severe Exacerbations (Where Worsening of COPD Symptoms is Defined as Anthonisens Criteria Fulfilled)
For the production of summary statistics, the annual exacerbation rate per subject is calculated, and standardized per a 52-week period according to the formula described below. Annual Exacerbation Rate = No. of Exacerbations\*365.25 / (Follow-up date - Date of randomization + 1).
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Time to First Symptom Defined Exacerbation (as Defined by the Exacerbation of Chronic Pulmonary Disease Tool [EXACT] Daily Diary)
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Annual Exacerbation Rate of Symptom Defined Exacerbations (as Defined by the EXACT Daily Diary)
For the production of summary statistics, the annual exacerbation rate per subject is calculated, and standardized per a 52-week period according to the formula described below. Annual Exacerbation Rate = No. of Exacerbations\*365.25 / (Follow-up date - Date of randomization + 1).
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Symptoms of COPD (Using the EXACT for Respiratory Symptoms [E-RS] Total Score, a Subset of Items From the EXACT Diary)
The EXACT for Respiratory Symptoms (E-RS) scale is a derivative instrument comprising a subset of 11 of the EXACT items to evaluate the severity of respiratory symptoms of COPD. Summation of E-RS item responses produces a total score ranging from 0 to 40, with higher scores indicating greater severity.
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Health Related Quality of Life (as Assessed by St Georges Respiratory Questionnaire for COPD Patients [SGRQ-C])
The SGRQ-C is a modified version of the St. George's Respiratory Questionnaire, which has been developed to measure the impact of respiratory disease on health status. The SGRQ-C includes 14 questions in 3 domains: symptoms; activity; and impacts. Scores range from 0 to 100 with higher scores indicating benefit. Change in total score from pre study-treatment baseline to Week 12 end of treatment visit are reported.
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Dyspnea (Transitional Dyspnea Index (TDI) Score)
The Baseline/Transitional Dyspnea Index (BDI/TDI) provides a multidimensional measure of dyspnea in relation to activities of daily living. The BDI provides a measure of dyspnoea at a single state, the baseline, and the TDI evaluates changes in dyspnoea from the baseline state. The instrument consists of three components: functional impairment, magnitude of task, and magnitude of effort. For the BDI, each of these three components are rated in five grades from 0 (severe) to 4 (unimpaired), and are summed to form a baseline total score from 0 to 12. For the TDI, changes in dyspnea are rated for each component by seven grades from -3 (major deterioration) to +3 (major improvement), and are added to form a total TDI score from -9 to +9. Positive scores indicate an improvement, and a change from the BDI or a difference between treatments of 1 point has been estimated to constitute the minimum clinically important difference.
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Pulmonary Function Measured as Changes From Baseline (Post-bronchodilator at Visit 3) in Trough Forced Expiratory Volume in 1 Second (FEV1)
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Pulmonary Function Measured as Changes From Baseline (Post-bronchodilator at Visit 3) in Trough Forced Vital Capacity (FVC)
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)
Pulmonary Function Measured as Changes From Baseline (Post-bronchodilator at Visit 3) in Trough FEV1/FVC Ratio
Time frame: Up to Week 12 treatment discontinuation visit (in some patients this visit was delayed beyond the planned Day 84, up to maximum of 118 days)