The investigation has a limited sample size, with only 90 subjects selected
Research gap analysis derived from 3 psychology papers in our local library.
The gap
The investigation has a limited sample size, with only 90 subjects selected. The subjects were selected from a specific geographic area, which may limit the generalizability of the results. The investigation only considered adolescent subje
Evidence profile
Sourced from the limitations section and stated challenges of the source papers, classified as general, drawn from work published between 1986 and 2026, spanning 2 journals. Those papers have been cited 5 times in total.
Research trend
Established — well-defined area with open sub-problems.
Supporting evidence — 3 representative gaps
- ¿Por qué prospera un país? Un análisis cognitivo de las explicaciones en historia (1986) · Journal for the Study of Education and Development Infancia y Aprendizaje · cited 2× · doi
The investigation has a limited sample size, with only 90 subjects selected. The subjects were selected from a specific geographic area, which may limit the generalizability of the results. The investigation only considered adolescent subjects, which may limit the applicability of the results to other age groups.
generallimitations sectionevidence 5/5Keywords: investigation has limited sample size only subjects selected - Structural and functional brain alterations in depression with Alzheimer’s disease and mild cognitive impairment: a multimodal coordinate-based meta-analysis (2026) · Frontiers in Aging Neuroscience · doi
The study is limited by the relatively small number of included studies and sample sizes, especially for mild cognitive impairment and its subgroups. The study is vulnerable to false positives due to the small sample sizes. The study requires careful interpretation of the results due to the complexity of the data and the analysis.
generalstated challengesevidence 5/5Keywords: study limited relatively small number included studies sample - Prediction of hearing aid cognitive outcomes in age-related hearing loss (2025) · Frontiers in Aging Neuroscience · cited 3× · doi
the study had a small sample size, which may limit the generalizability of the findings. there was important variability across subjects in the improvement of HINT SNR thresholds. the study did not quantify specific predictors or their predictive power for cognitive outcomes, which is a challenge for future studies.
generalstated challengesevidence 5/5Keywords: study had small sample size limit generalizability findings
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