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Comparison · NCT00221338-deaths

Gabapentin vs Placebo: deaths from any cause

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. Gabapentin vs Placebo: deaths from any cause. Trial comparisons, record NCT00221338-deaths. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00221338-deaths

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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 1000.0109wilson
Risk in group 20.002880.0005090.0161wilson
Risk difference, group 1 minus group 2-0.00288-0.01610.00823newcombe 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 treat, for one fewer death from any cause on Gabapentin than on Placebo347from the risk difference intervalthe interval includes no difference

Groups2

Group 2 names the comparator: placebo.

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Gabapentin
Double blind, placebo controlled~Gabapentin: This is a Double blind, placebo-controlled experimental study in which gabapentin adjusted for renal clearance (or placebo) is given preoperatively and also the first three postoperative days
0350EG000
Group 2Placebo
Double blind~Gabapentin: This is a Double blind, placebo-controlled experimental study in which gabapentin adjusted for renal clearance (or placebo) is given preoperatively and also the first three postoperative days
1347EG001

Harm

What it counts
Total, all-cause mortality
Time frame
Adverse event data were collected over the time period of 1 year.

Source ClinicalTrials.gov

Trial

Title
Clinical Trial of Gabapentin to Decrease Postoperative Delirium and Pain
NCT number
NCT00221338
Phases
PHASE3
Conditions
Postoperative Delirium, Postoperative Pain, Opioid Use, Hospital Length of Stay
Interventions
Gabapentin
Lead sponsor
University of California, San Francisco
Results first posted
2020-09-10

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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