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Metadata & completeness

Trials with posted results

ClinicalTrials.gov (NLM)

81K
studies · 2026-10-19
Gompertz
best-fit model
85K
projected 2027
79K81K83K85K2026202785K 2027
Gompertz (S-curve) fitbest fit (AICc)N(t) = L·e^{−e^{−k(t − t₀)}}
carrying capacity L 148Ksteepness k 0.112 / yrinflection t₀ 2022R² 0.9971forecast 85K by 2027

Forecast = 10% of the 0-yr record (0.8 yr ahead). Anchored on the latest value; levels off toward L ≈ 148K.

Registered trials that have actually posted results — a transparency / metadata-completeness signal for clinical research.

SourceClinicalTrials.gov (NLM)
Update cadenceweekly
Live endpointhttps://clinicaltrials.gov/api/v2/studies?aggFilters=results:with&countTotal=true&pageSize=1&fields=NCTId
Parsejson · totalCount
Datestudies
2026-10-1980,573
2026-10-1280,464
2026-10-0580,377
2026-09-2880,251
2026-09-2180,162
2026-09-1480,097
2026-09-0780,018
2026-08-2479,794
2026-08-1779,695
2026-08-1079,569
2026-08-0379,445
2026-07-2779,339
2026-07-2079,230
2026-07-1379,112
2026-07-0678,991
2026-06-2578,797

Machine-readable: /api/research-data?metric=ctgov-results · back to all metrics

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