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Comparison · NCT03888066-sae

Patiromer vs Placebo: 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. Patiromer vs Placebo: serious adverse events. Trial comparisons, record NCT03888066-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT03888066-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 10.1230.09550.157wilson
Risk in group 20.1320.1040.167wilson
Risk difference, group 1 minus group 2-0.00911-0.05350.0353newcombe hybrid score
Risk ratio, group 1 over group 20.9310.6591.32log
Odds ratio, group 1 over group 20.9210.621.37log
Number needed to treat, for one fewer participant with a serious adverse event on Patiromer than on Placebo110from the risk difference intervalthe interval includes no difference

Groups2

Group 2 names the comparator: placebo.

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Patiromer
Randomized participants who received a daily dose of patiromer, with possible dose adjustments based on subsequent local serum potassium level, during the Treatment Phase.~The starting dose of patiromer was 1 packet/day taken either with food or without food. Based upon the K+ management algorithms, patiromer was to be increased by 1 packet per day in intervals of at least 1 week (±3 days). If hypokalemia developed during the Treatment Phase, then the study drug was to be down titrated (lowest acceptable dose was 0 packets/day) until local serum K+ ≥4.0 mEq/l. Doses of patiromer were 0 packets/day, 1 packet/day, 2 packets/day, and 3 packets/day (maximum dose).
54439EG000
Group 2Placebo
Randomized participants who received a daily dose of placebo, with possible dose adjustments based on subsequent local serum potassium level, during the Treatment Phase.~The starting dose of placebo was 1 packet/day taken either with food or without food. Based upon the K+ management algorithms, placebo was to be increased by 1 packet per day in intervals of at least 1 week (±3 days). If hypokalemia developed during the Treatment Phase, then the study drug was to be down-titrated (lowest acceptable dose was 0 packets/day) until local serum K+ ≥4.0 mEq/l. Doses of placebo were 0 packets/day, 1 packet/day, 2 packets/day, and 3 packets/day (maximum dose).
58439EG001

Harm

What it counts
Total, serious adverse events
Time frame
Mean duration of exposure: 227.9 days for Patiromer and 234.5 days for Placebo

Source ClinicalTrials.gov

Trial

Title
Patiromer for the Management of Hyperkalemia in Subjects Receiving RAASi Medications for the Treatment of Heart Failure (DIAMOND)
NCT number
NCT03888066
Phases
PHASE3
Conditions
Hyperkalemia
Interventions
Patiromer, Placebos
Lead sponsor
Vifor Pharma, Inc.
Results first posted
2023-02-24

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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