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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT02234284
Other study ID # PCORI AD-1306-03900
Secondary ID
Status Completed
Phase N/A
First received
Last updated
Start date November 12, 2014
Est. completion date May 4, 2017

Study information

Verified date March 2019
Source University of California, San Francisco
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

This study examined whether health coaches can improve the management of chronic obstructive pulmonary disease (COPD) in a population of vulnerable patients cared for in 'safety-net' clinics. The study is designed as a randomized controlled trial for patients with moderate to severe COPD. Patients were randomized into a health coaching group and a usual care group. Those in the health coaching group received 9 months of active health coaching. Outcome variables were measured at baseline and after 9 months


Description:

Health coaching is a promising model for improving evidence-based care for patients with COPD which had not been evaluated at the time the current study began in 2014. Health coaching by health workers or peers trained as coaches, has emerged as an effective model to improve these management domains for children with asthma and adults with diabetes, and hypertension receiving care in urban safety-net clinics. The role of the health coach includes many of the activities also provided by patient navigators, patient educators, and community health workers. Health coaching is a patient-centered model that recognizes that that people living with chronic disease are the primary decision-makers in their care; it is a tailored approach that builds on the strengths and expertise of patients and helps to ensure that they have the knowledge and skills to be active participants within the medical encounter and to effectively manage their conditions. Incorporating health coaches into care delivery fits well with the of integrated care model recommended by the American Thoracic Society which is based on the Chronic Care Mode. Health coaching can work on several components of the Chronic Care Model as it applies to COPD to enhance the effectiveness of care delivery and promote patient goals. Health coaches provide decision support by helping execute customized care plans jointly developed by patients and providers. Coaches track care targets and conduct 'gap analysis' to identify areas which are sub-optimal. Coaches also help patients to get the support they need by facilitating access to community, clinic, and specialist support, improving communication between patients and providers, working with patients to set goals and develop action plans to reach those goals. The goal of our study was to evaluate the effectiveness of a health coach model for improving outcomes for low-income urban patients with COPD. We conducted a randomized trial comparing 9 months of health coaching plus usual care (health coached arm) to usual care (usual care arm) alone for patients with moderate to severe COPD cared for at 7 federally qualified health centers (FQHCs). The specific aims of the study were:

Specific Aim 1. To compare disease specific quality of life for patients randomized to receive 9 months of health coaching plus usual care to those randomized to usual care alone. Our hypothesis was that mean quality of life, assessed by the Chronic Respiratory Disease Questionnaire total score and dyspnea domain score at 9 months, would be greater in patients in the health-coached arm when tested against the null hypothesis of no difference between health-coached and usual care patients.

Specific Aim 2. To compare the number of exacerbations of COPD experienced by patients in the health coached arm to those in the usual care arm during the 9 month period starting at enrollment. COPD exacerbation was defined as an emergency department visit or hospitalization for COPD-related diagnosis or the outpatient prescription of oral steroids for COPD-related diagnosis. Our hypothesis was patients in the health-coached arm would experience fewer exacerbations when tested against the null hypothesis of no difference between health-coached and usual care patients.

Specific Aim 3. To compare exercise capacity at 9 months for patients in the health-coached arm to those in the usual care arm. Our hypothesis was that patients in the health-coached arm would have greater exercises capacity as measured by the 6-minute Walk Test when tested against the null hypothesis of no difference between health-coached and usual care patients.

Specific Aim 4. To compare self-efficacy for management of their COPD for health-coached versus usual care patients at 9 months. Our hypothesis was that mean self-efficacy, as measured by Stanford Chronic Disease Self-Efficacy Scale would be greater in patients in the health coached arm when tested against the null hypothesis of no difference in self-efficacy between health-coached and usual care patients.


Recruitment information / eligibility

Status Completed
Enrollment 192
Est. completion date May 4, 2017
Est. primary completion date May 4, 2017
Accepts healthy volunteers No
Gender All
Age group 40 Years to 95 Years
Eligibility Inclusion Criteria:

- Patient at one of the participating primary care clinics (at least 1 visit in past 12 months)

- Age 40 and older

- Speaking English or Spanish

- Plan to continue to be seen at current clinic and to not leave the area for >2 months anytime in the next 9 months or to be absent at 9 or 15 months

- COPD defined as ever having had a post-bronchodilator Forced Expiratory Volume in 1 second/Forced Vital Capacity (FEV1/FVC) <.70 of FEV1/FVC of .70 to .74 and diagnosis of COPD by the study pulmonologist

- Willingness to attempt spirometry

- At least moderate COPD, defined as at least one of the following:

- Ever Forced Expiratory Volume in 1 second (FEV1) < 80% predicted

- 1 or more emergency department (ED) visit for COPD exacerbation in past 12 months

- 1 or more hospital stays for COPD exacerbation in past 12 months

- 1 or more prescriptions for oral prednisone for a COPD exacerbation in past 12 months

- Ever on home oxygen therapy

- Ever outpatient percutaneous oxygen saturation of </=88%

- Ever outpatient partial pressure of oxygen (ppO2) by arterial blood gas (ABG) of </=55mm Hg

- At least 3 outpatient visits for COPD in past 12 months AND (a current COPD Assessment Test (CAT) score of >/=10 OR an modified Medical Research Council (mMRC) score of >/=2).

- Currently using tiotropium inhaler or combination inhaled corticosteroid and long-acting beta agonist

Exclusion Criteria:

- Unable to participate in the study due to mental or physical impairment

- Severe or terminal illness that precludes focus on COPD

- No phone

Study Design


Related Conditions & MeSH terms


Intervention

Behavioral:
Health Coaching
Patient COPD education; Correct use of inhalers and nebulizers; Red flags and when to seek medical care; Dyspnea management; Patient decision making and action plans around, exercise, smoking cessation; nutrition, exacerbations; Ensuring appropriate preventive services (pneumovax, flu); Depression screening; Reinforcing clinician education and use of treatment guidelines by primary care providers; Identifying gaps in care, areas where care not in line with care plan; Facilitating communication between patients, pulmonary specialists and primary care providers; Connecting with community resources; Access to psychosocial services; Working with pulmonary specialist to provide recommended exercise program; Working with patient family members and caregivers.

Locations

Country Name City State
United States San Francisco Departmen of Public Health Community Clinics San Francisco California

Sponsors (2)

Lead Sponsor Collaborator
University of California, San Francisco Patient-Centered Outcomes Research Institute

Country where clinical trial is conducted

United States, 

References & Publications (3)

Huang B, De Vore D, Chirinos C, Wolf J, Low D, Willard-Grace R, Tsao S, Garvey C, Donesky D, Su G, Thom DH. Strategies for recruitment and retention of underrepresented populations with chronic obstructive pulmonary disease for a clinical trial. BMC Med Res Methodol. 2019 Feb 21;19(1):39. doi: 10.1186/s12874-019-0679-y. — View Citation

Huang B, Willard-Grace R, De Vore D, Wolf J, Chirinos C, Tsao S, Hessler D, Su G, Thom DH. Health coaching to improve self-management and quality of life for low income patients with chronic obstructive pulmonary disease (COPD): protocol for a randomized controlled trial. BMC Pulm Med. 2017 Jun 9;17(1):90. doi: 10.1186/s12890-017-0433-3. Erratum in: BMC Pulm Med. 2019 May 21;19(1):96. — View Citation

Thom DH, Willard-Grace R, Tsao S, Hessler D, Huang B, DeVore D, Chirinos C, Wolf J, Donesky D, Garvey C, Su G. Randomized Controlled Trial of Health Coaching for Vulnerable Patients with Chronic Obstructive Pulmonary Disease. Ann Am Thorac Soc. 2018 Oct;1 — View Citation

Outcome

Type Measure Description Time frame Safety issue
Other Short Version of the Patient Assessment of Quality of Care (PACIC) Patient Assessment of Chronic Illness Care (PACIC) is a patient reported measure of having received services recommended by Chronic Care Model. The short version of the PACIC has 11 items asking the patient the proportion of time he or she received a specific service. Each item is answered on a 5-point Likert-type scale with 1=None of the time and 5=Always. The total score is the mean of all 11-items. Mean scores range for 1 to 5, with a higher score indicating higher quality of care. 9 months
Other COPD Assessment Test The COPD Assessment Test (CAT) is an 8-item measure of severity of COPD symptoms, with responses from 1 to 5 . It is scored as the sum of item scores, with a range from 8 to 40, with a higher score indicating greater level of symptoms. 9 months
Other Percent of Predicted Force Expiratory Volume at 1 Second (FEV1) Volume of air exhaled, using maximal force, over 1 second, divided by the volume expected for health person of same age and gender. Larger volume indicates better lung function. 9 months
Other Proportion (%) of Participants Reporting Current Cigarette Use Current cigarette use is defined as any use in the past 30 days. 9 months
Other COPD-related Function (Bed Days Due to Respiratory Problems) Number of days in past 4 weeks where COPD keep participant in bed all or most of the day. 9 months
Other Proportion (%) of Participants Demonstrating Adequate Inhaler Use Observational measure using a check list to document mistakes in using inhalers. Adequate use defined as correctly performing all necessary steps for every inhaler used. Definition of necessary steps varies by type of inhaler. 9 months
Other Proportion (%) of Participants With Correct Answer to Knowledge Question 1 Okay to get short of breath while exercising 9 months
Other Proportion (%) of Participants With Correct Answer to Knowledge Question 2 beneficial to stop smoking 9 months
Other Proportion (%) of Participants With Correct Answer to Knowledge Question 3 Okay to be on oxygen for long period 9 months
Other Proportion (%) of Participants With Correct Answer to Knowledge Question 4 Smoking does not help breathing 9 months
Other Rate of Outpatient Visits Number of outpatient visits per patient per year Over 9 month study period
Other Rate of ED Visits for COPD Number of ED visits for COPD per patient per year over 9 month study period Over 9 month study period
Other Rate of ED Visits Not for COPD Number of visits to emergency department other than for COPD related reason per patient per year during 9 month study period Over 9 month study period
Other Rate of Hospitalization for COPD Number of hospitalizations for COPD per patient per year over 9 month study period Over 9 month study period
Other Rate of Hospitalizations Not for COPD Number of hospitalizations other than for COPD per patient per year during 9 month study period Over 9 month study period
Primary Short Form Chronic Respiratory Disease Questionnaire (CRQ-SF) Total Score The Chronic Respiratory Disease Questionnaire assesses disease-related quality of in 4 domains (dyspnea, fatigue, physical function and mastery). The 8-item Short Form version has been validated against the original full version. Each item is answered on a 7-point response scale where a higher score indicates a higher quality of life. The measure is scored as the mean response score (range 1 to 7) for each domain and for the total score, with the higher score indicating higher quality of life. 9 months
Primary Dyspnea Domain Score of the Short Form of the Chronic Respiratory Disease Questionnaire (CRQ-SF) The CRQ-SF is the short-form version of the original Chronic Respiratory Disease Questionnaire. The CRQ-SF has a total of 8 items asking about the frequency of COPD-related symptoms in 4 domains (2 questions per domain): Dyspnea, Fatigue, Emotional Function and Mastery. Each item is answered on a 7-point Likert-type scale with 1=none of the time and 7=all of the time. The dyspnea score is reported as the mean of the two items asking about shortness of breath. Mean scores range for 1 to 7, with a higher score indicating a worse quality of life related to dyspnea. 9 months
Secondary Rate of COPD Exacerbations Per Year A COPD exacerbation was defined as a COPD-related emergency department visit or hospitalization, or the outpatient prescription of oral steroids and/or antibiotic for COPD-related diagnosis, as documented in the medical record over the 9 month trial period. The rate of COPD exacerbation was calculated as the mean number of exacerbations per participant per year. Over 9 month study period
Secondary Exercise Capacity (6-minute Walk Test) Distance walked, in meters, over 6 minutes. Higher number indicates greater exercise capacity. 9 months
Secondary Self-efficacy to Manage Chronic Disease Scale The Self-efficacy to Manage Chronic Disease Scale is a validated measure of of patient self-efficacy for managing a specific chronic disease (in this case, COPD). The Self-efficacy to Manage Chronic Disease Scale has 6 items asking about patients' self-confidence dealing with 6 aspects off self-management. Each item is answered on a scale of 1 to 10 with 1="not at all confident" and 10='totally confident". The score is the mean of all 10-items. Mean scores range for 1 to 10, with a higher score indicating greater self-efficacy for managing COPD. 9 months
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