TruaceTracing the truth around AIFriday, August 28, 2026
The Index

What the evidence says.What the public feels.

Ranks distinct AI gain and problem claims from the published record. Scores reward impact, independent source strength, scale, confidence, and recency.

1,182 results
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AI gains · 658

68
GainHealth· Stable· Evidence: Moderate (1 source)

A machine learning-derived methionine metabolism-related risk score stratified colorectal cancer patients into high- and low-risk groups with significantly different overall survival in training and external validation cohorts.

By July 28, 2026, researchers reported a systematic machine learning analysis of methionine metabolism in colorectal cancer, using TCGA-COAD for training and two GEO cohorts for external validation. Unsupervised clustering defined metabolism-high and metabolism-low subtypes, and a StepCox plus plsRcox model termed MMRS was built from 41 subtype-associated prognostic genes to stratify patients by risk.

Impact 30%49
Evidence 25%95
Scale 20%35
Confidence 15%87
Recency 10%94

Updated Jul 30, 2026 · TRV-2026-0593

68
GainHealth· Stable· Evidence: Moderate (1 source)

Deep learning models using orbital MRI predicted continuous clinical activity score with low error and inferred patient characteristics including age, sex, and smoking status.

Researchers developed and evaluated ResNet-50 models on the TOM500 orbital MRI dataset to predict continuous clinical activity score and patient characteristics in thyroid eye disease, training on 360 cases, validating on 100, and testing on 40.

Impact 30%49
Evidence 25%95
Scale 20%35
Confidence 15%87
Recency 10%94

Updated Jul 30, 2026 · TRV-2026-0592

68
GainHealth· Stable· Evidence: Moderate (1 source)

Machine learning models trained on TriNetX data stratified patients receiving immune checkpoint inhibitors into risk tiers for cardiac immune-related adverse events within 90 days, achieving moderate discrimination.

Researchers built and tested machine learning models to predict cardiac immune-related adverse events shortly after starting immune checkpoint inhibitor therapy. Using records for 61,117 patients from TriNetX from 2010 to 2023, they defined events by diagnosis codes within 90 days plus hospital visits and compared elastic net logistic regression, gradient boosted trees, and random forest models.

Impact 30%49
Evidence 25%95
Scale 20%35
Confidence 15%87
Recency 10%94

Updated Jul 30, 2026 · TRV-2026-0591

68
GainHealth· Stable· Evidence: Moderate (1 source)

A LightGBM model trained on metabolomic data predicted incident major depressive disorder among obese participants with AUCs around 0.82-0.84 over 3 to 9 years and outperformed existing clinical models.

Researchers developed metabolomics-based machine learning models to stratify future major depressive disorder risk among 41,459 obese participants followed for a median of 14.4 years. The optimized LightGBM model achieved AUCs of 0.844, 0.824 and 0.834 for 3-, 5- and 9-year predictions and outperformed existing clinical models, with temporal validation showing AUCs of 0.738-0.776.

Impact 30%49
Evidence 25%95
Scale 20%35
Confidence 15%87
Recency 10%94

Updated Jul 30, 2026 · TRV-2026-0590

AI problems · 524

68
ProblemHealth· Stable· Evidence: Moderate (1 source)

Current AI detection systems are not specifically trained for IBD-related lesions, limiting effectiveness for colorectal neoplasia detection in inflammatory bowel disease.

On July 17, 2026, BMC Gastroenterology published the VISION-AI protocol for a pragmatic multicenter non-inferiority randomized trial comparing artificial intelligence-based computer-aided detection guided colonoscopy to pancolonic chromoendoscopy for visible colorectal neoplasia detection in adults with longstanding inflammatory bowel disease. The design targets 752 participants with a 15% anticipated neoplasia rate and 7.5% non-inferiority margin, and reports that enrollment started in April 2026 with 19 participants recruited by June 8, 2026.

Impact 30%49
Evidence 25%95
Scale 20%35
Confidence 15%87
Recency 10%92

Updated Jul 19, 2026 · TRV-2026-0266

68
ProblemHealth· Stable· Evidence: Moderate (1 source)

Some chatbot models showed lower conciseness & focus and clarity, producing longer less-focused answers that may make it harder for patients to maintain focus and perceive information in a structured manner.

A July 2026 peer-reviewed study compared ChatGPT GPT-5.1, Gemini 2.5 Flash, and Claude Sonnet 4.5 against expert periodontologists on 20 periodontal patient questions. Nine blinded periodontologists rated anonymized answers for scientific accuracy, completeness, conciseness & focus, empathy, and clarity.

Impact 30%49
Evidence 25%95
Scale 20%35
Confidence 15%87
Recency 10%92

Updated Jul 19, 2026 · TRV-2026-0265

68
ProblemLifestyle· Stable· Evidence: Moderate (1 source)

Opaque AI decision-making in food quality models hinders adoption by inspectors and limits reliability, with explainable AI still underutilized in Food Engineering.

Published April 24, 2026, this peer-reviewed review examines the use of explainable AI in Food Engineering. It describes how AI models using spectral imaging are used to detect contaminants and assess freshness to meet food quality standards, but their complexity creates opacity that hinders adoption by quality control inspectors.

Impact 30%49
Evidence 25%95
Scale 20%35
Confidence 15%87
Recency 10%92

Updated Jul 18, 2026 · TRV-2026-0260

68
ProblemHealth· Stable· Evidence: Moderate (1 source)

Use of ML and DL for mental health early detection faces challenges with data integration, methodological inconsistency, and ethical issues.

A June 2026 review in Journal of Affective Disorders Reports surveyed ML and DL methods for early identification, diagnosis, and treatment of mental health illnesses, covering medical imaging, genetic and biomarker analysis, behavioral assessments, and longitudinal risk prediction models.

Impact 30%49
Evidence 25%95
Scale 20%35
Confidence 15%87
Recency 10%92

Updated Jul 17, 2026 · TRV-2026-0255

Recomputed live from the record · Aug 28, 2026, 7:42 AM