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The objective of this trial is to evaluate the efficacy of a heart rate variability biofeedback training protocol, compared to a guided meditation program and a control group, in reducing stress and anxiety levels among university undergraduate students.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Biofeedback training | Experimental | An 8-week intervention based on daily 10-minute HRV biofeedback training at rest using the Pulse HRV smartphone application. |
|
| Meditation | Active Comparator | An 8-week intervention based on daily 10-minute guided meditation sessions led by an instructor with over 20 years of experience in teaching meditation. |
|
| Control | No Intervention | Passive, waitlist control group. |
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Heart rate variability biofeedback training | Behavioral | An 8-week intervention based on daily 10-minute HRV biofeedback training at rest using the Pulse HRV smartphone application. |
| Measure | Description | Time Frame |
|---|---|---|
| Stress | Measured using the Percieved Stress Scale (PSS). | T0: Before the intervention; T1: At one month, before the exam period; T2: At two months, after the semester ends; T3: At three-month follow-up |
| Anxiety State | Measured using the State-Trait Anxiety Inventory (STAI). | T0: Before the intervention; T1: At one month, before the exam period; T2: At two months, after the semester ends; T3: At three-month follow-up |
| Measure | Description | Time Frame |
|---|---|---|
| Heart Rate Variability (HRV) | Measured using the Polar H10 band and Elite HRV app. | T0: Before the intervention; T1: At one month, before the exam period; T2: At two months, after the semester ends; T3: At three-month follow-up |
| Academic Performance |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Hermann Fricke-Comellas, PhD Student | University of Seville | Principal Investigator |
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| Guided meditation | Behavioral | An 8-week intervention based on daily 10-minute guided meditation sessions led by an instructor with over 20 years of experience in teaching meditation. |
|
Semester grade averages compared between groups.
| T0: Before the intervention; T1: At one month, before the exam period; T2: At two months, after the semester ends; T3: At three-month follow-up |
| Adherence | Tracked using an online calendar. | Daily during the 8 week intervention |
| ID | Term |
|---|---|
| D001008 | Anxiety Disorders |
| ID | Term |
|---|---|
| D001523 | Mental Disorders |
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