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Comparison · NCT01377922-sae

Part 2 and Part 3 Placebo vs Part 2 and Part 3 Amifampridine Phosphate: serious adverse events

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

2 sourcestrial-comparisons-2026-03-23-0.1.0

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ConductScience Library. Part 2 and Part 3 Placebo vs Part 2 and Part 3 Amifampridine Phosphate: serious adverse events. Trial comparisons, record NCT01377922-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT01377922-sae

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Measures6

Calculated by ConductScience from the counts the trial posted to ClinicalTrials.gov.

MeasureValue95% interval, lower95% interval, upperMethodNote
Risk in group 1000.149wilson
Risk in group 2000.194wilson
Risk difference, group 1 minus group 20-0.1940.149newcombe hybrid score
Risk ratio, group 1 over group 2loga group has no participants with the outcome
Odds ratio, group 1 over group 2loga cell of the two-by-two table is zero
Number needed to harmfrom the risk difference intervalthe two groups' risks are equal

Groups2

Neither group, or both, names a comparator, so the groups keep ClinicalTrials.gov's order.

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Part 2 and Part 3 Placebo
Matching placebo tablets, administered 3-4 times a day for 2 weeks.~Placebo tablets indistinguishable from amifampridine phosphate tablets. The placebo was administered consistent with the dose and dose regimen of amifampridine phosphate.
022EG000
Group 2Part 2 and Part 3 Amifampridine Phosphate
Matching amifampridine phosphate tablets, 10 mg, administered 3-4 times a day for 2 weeks.~Amifampridine Phosphate: 30-80 mg given 3-4 times per day with a maximum single dose of 20 mg (2 x 10 mg tablets).
016EG001

Harm

What it counts
Total, serious adverse events
Time frame
The reporting period for non-serious AEs was the first administration of study drug through the termination visit or at the early termination visit. The reporting period for SAEs began after a signed ICF was obtained and continued through 4 weeks after the last dose or at the early termination visit.

Source ClinicalTrials.gov

Trial

Title
A Phase 3 Study of Amifampridine Phosphate in Patients With Lambert Eaton Myasthenic Syndrome (LEMS)
NCT number
NCT01377922
Phases
PHASE3
Conditions
Lambert Eaton Myasthenic Syndrome
Interventions
Amifampridine Phosphate, Placebo
Lead sponsor
Catalyst Pharmaceuticals, Inc.
Results first posted
2018-01-04

Source ClinicalTrials.gov

Source

Release
trial-comparisons-2026-03-23-0.1.0
Release manifest SHA-256
f66225897fbf258b57ea10bdacfd0347d3cdfda93f7f5685234b7e06ea36fa57
AACT copy
2026-03-23
Tables read
outcome_counts.parquet, outcome_measurements.parquet, outcomes.parquet, reported_event_totals.parquet, reported_events.parquet, result_groups.parquet, studies.parquet, ctgov_trial.parquet

Source ClinicalTrials.gov

Sources 2

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions. The measures are ConductScience's calculation from them.

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