| |
Inclusions |
Exclusions |
| Population |
Overweight and/or obese participants of any age with diagnosed or self-reported asthma or wheezing |
Animals studies |
| Population not overweight or obese at baseline |
| Intervention |
Behavioral, pharmacological, or surgical interventions for weight loss, maintenance of lost weight, weight maintenance, or weight gain prevention. |
Intervention not focused on weight loss, maintenance of lost weight, weight maintenance, or weight gain prevention |
| With the following characteristics: |
| Duration: short term (≤6 mos), intermediate (>6 mos and ≤12 mos), long term (>12 mos) |
| Delivery: group and/or individual |
| Frequency of contact: any |
| Comparator |
Usual care |
None |
| No or minimal intervention |
| Attention control intervention |
| Alternative active intervention |
| Outcome |
One or more of the following asthma related outcomes as primary outcome(s): |
Results are not reported according to randomized treatment or treatment groups |
| Asthma or wheezing symptoms |
| Lung function |
| Asthma medication use |
| Asthma-specific quality of life |
| Asthma-specific health care utilization |
| One or more of the following weight related outcomes: |
| Weight (kg, lbs, %) |
| Body fat measures (BMI, BMI z-score, waist circumference, waist-hip ratio, % body fat) |
| Weight loss maintenance |
| Percent reduction of excess weight |
| Timing |
Follow-up period: any length |
None |
| Setting |
Any clinical or research setting |
None |
| Study Design |
RCTs |
Systematic reviews/Meta-analyses |
| Post hoc analyses of large RCTs if analyses of original randomized comparisons are included |
Non-RCT original studies |
| Sample size: any size |
RCTs but with results not compared according to randomized treatment assignments. |
| |
Dropout rate≥40 percent at the study-defined primary endpoint |
| |
Studies with <10 subjects per treatment arm |
| Publication Type |
Published original research studies |
Systematic reviews/Meta-analyses |
| Unpublished literature |
| Unpublished industry-sponsored trials |
| Other unpublished data |
| FDA Medical and Statistical reviews |
| Theses |
| Studies published only as abstracts |
| Letters |
| Commentaries and opinion pieces |
| Non-systematic reviews |
| Language |
Full-text articles must be available in English |
Non-English |
