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Effect of Probiotics on Health-related Quality of Life in College Students With Upper Respiratory Infections

Effect of Lactobacillus Rhamnosus LGG® and Bifidobacterium Animalis Ssp Lactis BB-12® on Health-related Quality of Life in College Students With Upper Respiratory Infections

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01657643
Enrollment
231
Registered
2012-08-06
Start date
2011-01-31
Completion date
2011-05-31
Last updated
2015-05-28

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

Conditions

Upper Respiratory Infection

Keywords

Health related quality of life, Functional Status

Brief summary

The main purpose of the study is to find out if probiotics (healthy bacteria found in yogurt) can improve the health-related quality of life (HRQL) during upper respiratory infections (like the common cold) in college students living in residence hall on-campus at Framingham State University (Framingham, MA) who are randomized to receive a probiotic or placebo candy daily for 12 weeks. HRQL is a subjective measure, defined as the aspects of quality of life (i.e., one's satisfaction with their life) that related specifically to a person's health (for example, ability to carry out normal daily activities). The investigators hypothesize that HRQL during URIs will be significantly higher in the probiotic groups compared to the placebo group. The proposed study will also seek to address the following secondary objectives: missed school and work days due to a upper respiratory infection.

Interventions

DIETARY_SUPPLEMENTProbiotics
DIETARY_SUPPLEMENTplacebo

Sponsors

Chr Hansen
CollaboratorINDUSTRY
University of Medicine and Dentistry of New Jersey
Lead SponsorOTHER

Study design

Allocation
RANDOMIZED
Intervention model
PARALLEL
Masking
TRIPLE (Subject, Investigator, Outcomes Assessor)

Eligibility

Sex/Gender
ALL
Age
18 Years to 25 Years
Healthy volunteers
Yes

Inclusion criteria

1. Student at Framingham State University (Framingham, MA) 2. Live in on-campus housing

Exclusion criteria

1. their driver's license or state identification card indicated that they were under 18 years of age or over 25 years of age; 2. they experienced chronic perennial allergies (such as, allergies to dust or 3) they were pregnant 4\) they had been diagnosed with medical conditions affecting immune function (for example, asthma, chronic fatigue syndrome and human immunodeficiency virus) 5) they had acute pancreatitis, were undergoing treatment for cancer; or, were taking immunosuppressive drugs for an autoimmune disease or post-transplant.

Design outcomes

Primary

MeasureTime frameDescription
Health-related quality of life12 weeksSubjects are asked to complete a questionnaire every day for 12 weeks that inquires about any common cold symptoms that they may be experiencing, severity of the symptoms, and how the symptoms interfere with their daily activities. Health-related quality of life is operationalized by total score on the questionnaire.

Secondary

MeasureTime frameDescription
Missed work daysOnce per week over the course of 12 weeksOnce per week, for 12 weeks, subjects are asked to complete a questionnaire that inquires about missed work days.

Other

MeasureTime frameDescription
Missed school daysOnce per week over the course of 12 weeksOnce per week, for 12 weeks, subjects are asked to complete a questionnaire that inquires about missed school days.

Countries

United States

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026