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Comparison · NCT00924664-sae

Tanezumab 10 mg vs Tanezumab 20 mg: 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. Tanezumab 10 mg vs Tanezumab 20 mg: serious adverse events. Trial comparisons, record NCT00924664-sae. Release trial-comparisons-2026-03-23-0.1.0, 23 Mar 2026. https://conductscience.org/library/comparisons/NCT00924664-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 10.04670.02850.0757wilson
Risk in group 20.04550.03080.0669wilson
Risk difference, group 1 minus group 20.00119-0.02690.0337newcombe hybrid score
Risk ratio, group 1 over group 21.030.5461.93log
Odds ratio, group 1 over group 21.030.5311.99log
Number needed to harm, for one more participant with a serious adverse event on Tanezumab 10 mg than on Tanezumab 20 mg842from the risk difference intervalthe interval includes no difference

Groups2

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

GroupTitleDescriptionWith the outcomeAnalysedClinicalTrials.gov code
Group 1Tanezumab 10 mg
Participants who had previously received either tanezumab (RN624 or PF-04383119) 5, 10 milligram (mg) intravenous (IV) infusion every 8 weeks along with placebo matched to naproxen 500 mg tablet orally twice daily; or placebo matched to tanezumab IV infusion every 8 weeks along with either naproxen 500 mg tablet or matching placebo orally twice daily in parent study A4091012 (NCT00876187), received a maximum of 3 tanezumab 10 mg IV infusions over 5 minutes at 8-week interval, followed by a maximum of 3 tanezumab 10 mg subcutaneous (SC) injections at 8-week interval.
15321EG000
Group 2Tanezumab 20 mg
Participants who had previously received either tanezumab (RN624 or PF-04383119) 5, 20 mg IV infusion every 8 weeks along with placebo matched to naproxen 500 mg tablet orally twice daily; or placebo matched to tanezumab IV infusion every 8 weeks along with either naproxen 500 mg tablet or matching placebo orally twice daily in parent study A4091012 (NCT00876187), received a maximum of 5 tanezumab 20 mg IV infusions over 5 minutes at 8-week interval, followed by a maximum of 3 tanezumab 20 mg SC injections at 8-week interval.
24527EG001

Harm

What it counts
Total, serious adverse events
Time frame

Source ClinicalTrials.gov

Trial

Title
Long Term Safety Study of Tanezumab in Chronic Low Back Pain
NCT number
NCT00924664
Phases
PHASE2
Conditions
Low Back Pain
Interventions
Tanezumab 20 mg, Tanezumab 10 mg
Lead sponsor
Pfizer
Results first posted
2021-04-21

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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