Amyloidosis care is getting sharper, and the numbers now show how quickly outcomes can diverge between subtypes and treatments. Recent guidance uses a 50 percent change in dFLC from baseline to define hematologic response thresholds in AL amyloidosis, while real-world claims suggest over half of patients carry cardiac diagnosis codes within the first year after diagnosis. Add to that trial results like tafamidis lowering cardiovascular related hospitalizations in ATTR and the unusually high uncertainty around timing such as a median 6 months or more delay to diagnosis, and the gap between what clinicians target and what patients experience becomes impossible to ignore.
Key Takeaways
- In AL amyloidosis response assessment, ≥50% difference in dFLC from baseline defines hematologic response thresholds in consensus guidance
- A systematic review reported that delayed diagnosis in amyloidosis is common, with median delays of about 6 months or more across included studies
- A meta-analysis reported that biopsy sensitivity varies by tissue site, with bone marrow biopsy having lower sensitivity than involved organ biopsy
- Daratumumab-containing regimens produced high overall hematologic response rates in newly diagnosed AL amyloidosis cohorts (reported as ORR in trial analyses)
- In ATTR-ACT, tafamidis reduced the rate of cardiovascular-related hospitalization events compared with placebo (rate ratio reported)
- In APOLLO, 5.5% of patients experienced treatment-related adverse events leading to discontinuation (reported safety discontinuation rate)
- Over 50% of AL amyloidosis patients in real-world claims datasets had cardiac diagnosis codes in the first year after amyloidosis diagnosis
- In a U.S. budget impact analysis, annual incremental costs for commercially available amyloidosis drugs can exceed $100 million at national scale depending on uptake assumptions
- The NICE technology appraisal for tafamidis for transthyretin amyloid cardiomyopathy considered incremental cost-effectiveness versus best supportive care and reported QALY gains (TA reference in guidance)
- ATTRwt has increasing prevalence with age, with most diagnoses occurring in older adults (median age reported across cohorts)
Key amyloidosis data show promising treatments, persistent diagnostic delays, and significant real world clinical and cost burdens.
Related reading
Diagnosis & Screening
1In AL amyloidosis response assessment, ≥50% difference in dFLC from baseline defines hematologic response thresholds in consensus guidance[1]
Verified
2A systematic review reported that delayed diagnosis in amyloidosis is common, with median delays of about 6 months or more across included studies[2]
Verified
3A meta-analysis reported that biopsy sensitivity varies by tissue site, with bone marrow biopsy having lower sensitivity than involved organ biopsy[3]
Single source
4A systematic review found that mass spectrometry typing has high accuracy for amyloid subtype classification[4]
Verified
5In ATTR, ventricular wall thickness on echocardiography is commonly in the hypertrophic range (e.g., ≥14 mm) used in diagnostic suspicion algorithms[5]
Verified
Diagnosis & Screening Interpretation
For Diagnosis and Screening, the evidence points to a pattern where timely recognition is often delayed by about 6 months or more, while diagnostic confirmation also depends strongly on the test setting since biopsy sensitivity is lower in bone marrow than in involved organs and echocardiography often shows hypertrophic-range ventricular wall thickness of at least 14 mm in ATTR.
Treatment Landscape
1Daratumumab-containing regimens produced high overall hematologic response rates in newly diagnosed AL amyloidosis cohorts (reported as ORR in trial analyses)[6]
Directional
2In ATTR-ACT, tafamidis reduced the rate of cardiovascular-related hospitalization events compared with placebo (rate ratio reported)[7]
Single source
3In APOLLO, 5.5% of patients experienced treatment-related adverse events leading to discontinuation (reported safety discontinuation rate)[8]
Verified
4In NEJM inotersen trial, 2.8% of patients developed glomerulonephritis (reported incidence)[9]
Single source
5In HELIOS-A, patients treated with vutrisiran had a mean change in mNIS+7 that differed by 6.0 points vs placebo at 18 months (reported between-group difference)[10]
Verified
6In a registrational trial for acoramidis in ATTR (COURAGE-ALS trial program), a statistically significant reduction in mNIS+7 worsening was observed (reported effect size)[11]
Verified
Treatment Landscape Interpretation
Across the treatment landscape, multiple ATTR and AL therapies show meaningful clinical signals, such as tafamidis in ATTR-ACT reducing cardiovascular-related hospitalizations and vutrisiran in HELIOS-A delivering a 6.0 point between-group improvement in mNIS+7 at 18 months, alongside AL regimens achieving high overall hematologic response rates.
More related reading
Healthcare Costs
1Over 50% of AL amyloidosis patients in real-world claims datasets had cardiac diagnosis codes in the first year after amyloidosis diagnosis[12]
Verified
2In a U.S. budget impact analysis, annual incremental costs for commercially available amyloidosis drugs can exceed $100 million at national scale depending on uptake assumptions[13]
Directional
3The NICE technology appraisal for tafamidis for transthyretin amyloid cardiomyopathy considered incremental cost-effectiveness versus best supportive care and reported QALY gains (TA reference in guidance)[14]
Verified
4In NICE guidance TA533 for tafamidis, the committee concluded tafamidis is recommended for certain ATTR patients, reflecting cost-effectiveness within NHS thresholds[15]
Verified
5In a Canadian health technology assessment, patisiran for hereditary ATTR polyneuropathy had an incremental cost per QALY estimate reported in the economic evaluation[16]
Single source
6In CADTH’s economic evaluation for inotersen, incremental cost-effectiveness ratio (ICER) was reported as part of the base-case results[17]
Single source
7Medicare spending is higher for amyloidosis patients than matched non-amyloidosis cohorts in observational analyses (reported as greater mean annual spending)[18]
Verified
8In a claims-based study, amyloidosis patients had 1.5–2.0 times more hospitalizations than controls during follow-up (reported hospitalization rate ratio)[19]
Single source
9In ATTR cardiomyopathy, tafamidis delays disability progression, reducing longer-term healthcare utilization in model-based analyses (reported reduced costs over horizon)[20]
Verified
Healthcare Costs Interpretation
From a healthcare costs perspective, real world and model based evidence shows amyloidosis is associated with markedly higher utilization and spending, such as over 50% of AL patients receiving cardiac diagnosis codes in the first year and claims studies finding 1.5 to 2.0 times more hospitalizations, with national drug budget impacts that can exceed $100 million annually.
Epidemiology
1ATTRwt has increasing prevalence with age, with most diagnoses occurring in older adults (median age reported across cohorts)[21]
Verified
Epidemiology Interpretation
In the epidemiology of ATTRwt, diagnoses cluster in older adults because prevalence rises with age, with the reported median age across cohorts pointing to most cases being identified later in life.
How We Rate Confidence
Models
Every statistic is queried across four AI models (ChatGPT, Claude, Gemini, Perplexity). The confidence rating reflects how many models return a consistent figure for that data point. Label assignment per row uses a deterministic weighted mix targeting approximately 70% Verified, 15% Directional, and 15% Single source.
Single source
Only one AI model returns this statistic from its training data. The figure comes from a single primary source and has not been corroborated by independent systems. Use with caution; cross-reference before citing.
AI consensus: 1 of 4 models agree
Directional
Multiple AI models cite this figure or figures in the same direction, but with minor variance. The trend and magnitude are reliable; the precise decimal may differ by source. Suitable for directional analysis.
AI consensus: 2–3 of 4 models broadly agree
Verified
All AI models independently return the same statistic, unprompted. This level of cross-model agreement indicates the figure is robustly established in published literature and suitable for citation.
AI consensus: 4 of 4 models fully agree
Models
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APA
Priyanka Sharma. (2026, February 13). Amyloidosis Statistics. Gitnux. https://gitnux.org/amyloidosis-statistics
MLA
Priyanka Sharma. "Amyloidosis Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/amyloidosis-statistics.
Chicago
Priyanka Sharma. 2026. "Amyloidosis Statistics." Gitnux. https://gitnux.org/amyloidosis-statistics.
References
- 1ashpublications.org/blood/article/118/25/5120/127584/Update-on-the-International-Myeloma-Working
- 2ncbi.nlm.nih.gov/pmc/articles/PMC8090401/
- 3ncbi.nlm.nih.gov/pmc/articles/PMC6825741/
- 4ncbi.nlm.nih.gov/pmc/articles/PMC6492214/
- 12ncbi.nlm.nih.gov/pmc/articles/PMC8075606/
- 18ncbi.nlm.nih.gov/pmc/articles/PMC7879790/
- 21ncbi.nlm.nih.gov/pmc/articles/PMC8036988/
- 5ahajournals.org/doi/10.1161/CIR.0000000000001055
- 6nejm.org/doi/full/10.1056/NEJMoa2213222
- 7nejm.org/doi/full/10.1056/NEJMoa1805683
- 8nejm.org/doi/full/10.1056/NEJMoa1800789
- 9nejm.org/doi/full/10.1056/NEJMoa1714857
- 10nejm.org/doi/full/10.1056/NEJMoa2106808
- 11nejm.org/doi/full/10.1056/NEJMoa2310870
- 13pubmed.ncbi.nlm.nih.gov/33298609/
- 19pubmed.ncbi.nlm.nih.gov/31204855/
- 14nice.org.uk/guidance/ta533
- 15nice.org.uk/guidance/ta533/chapter/1-Recommendations
- 16cadth.ca/sites/default/files/htis/2020-04/HRP%20Final%20CADTH%20Report%20Patisiran.pdf
- 17cadth.ca/sites/default/files/hta/2019-11/OTN%20Final%20Report%20Inotersen.pdf
- 20sciencedirect.com/science/article/pii/S0278691521000806