Small sample size
Research gap analysis derived from 4 chemistry papers in our local library.
The gap
Small sample size. - Retrospective study design. - Further larger prospective studies need to be conducted.
Evidence profile
Stated in the cells limitations and abstract sections of the source papers, classified as general, drawn from work published between 2025 and 2026, spanning 4 journals. Those papers have been cited 25 times in total.
Research trend
Established — well-defined area with open sub-problems.
Supporting evidence — 4 representative gaps
- Older Adults with Autism Spectrum Disorder Meeting Healthcare Services: A Concise Systematic Qualitative Evidence Synthesis (2026) · Review Journal of Autism and Developmental Disorders · doi
The study had a limited sample size, with only one study meeting the inclusion criteria. - The study had moderate concerns regarding data adequacy and methodological limitations. - The study's findings may not be generalizable to other contexts due to the limitations of the included study.
generalstated in cells limitationsevidence 5/5Keywords: study had limited sample size only one meeting - HAMSTRING TIGHTNESS AND LOWER LIMB DISABILITY IN INDIVIDUALS WITH ROUNDED SHOULDER (2026) · Zenodo (CERN European Organization for Nuclear Research) · doi
The study had a limited sample size of 150 participants. - The study was conducted over a period of six months, which may not be sufficient to capture long-term effects.
generalstated in cells limitationsevidence 5/5Keywords: study had limited sample size participants was conducted - ADHD and Sex Hormones in Females: A Systematic Review (2025) · Journal of Attention Disorders · cited 25× · doi
Findings were limited by the small number of studies reviewed, often with small sample sizes and considerable diversity in participant populations and outcome measures.
generalstated in abstractevidence 4/5Keywords: small limited number reviewed often sample sizes considerable diversity participant populations outcome measures - Herpesvirus infection and thoracic aortic aneurysm: Synthesis of evidence and contradictions (2026) · World Journal of Cardiology · doi
Small sample size. - Retrospective study design. - Further larger prospective studies need to be conducted.
generalstated in cells limitationsevidence 4/5Keywords: small sample size retrospective study design further larger
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