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85,013 comparisons from ClinicalTrials.gov.

85,013 comparisons

Most participants first33,758 with no events in either group come last3,661 to 3,680 of 85,013

Show the results as
ComparisonWith the outcomeRisk difference, 95% intervalParticipantsTrial
Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Requirement for Blood Product Transfusion48 of 948

129 of 957

-8.4 points

-11.0 to -5.8

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Requirement for Blood Product Transfusion30 of 948

120 of 957

-9.4 points

-11.8 to -7.0

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): deaths from any cause119 of 948

89 of 957

3.3 points

0.4 to 6.1

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Definite Stent Thrombosis or Symptomatic Graft Occlusion10 of 948

58 of 957

-5.0 points

-6.8 to -3.4

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Death, Protocol Defined MI, Protocol Defined Stroke or Unplanned Revascularization for Ischemia290 of 948

228 of 957

6.8 points

2.8 to 10.7

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Ischemia Driven Revascularizations95 of 948

56 of 957

4.2 points

1.7 to 6.6

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With All-cause Mortality (Cardiac Death and Non-cardiac Death)119 of 948

89 of 957

3.3 points

0.4 to 6.1

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Protocol Defined MI37 of 948

59 of 957

-2.3 points

-4.3 to -0.3

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Protocol Defined MI86 of 948

81 of 957

0.6 points

-1.9 to 3.2

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With All-cause Death, Protocol Defined MI or Protocol Defined Stroke66 of 948

97 of 957

-3.2 points

-5.7 to -0.7

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Definite Stent Thrombosis or Symptomatic Graft Occlusion10 of 948

53 of 957

-4.5 points

-6.2 to -2.9

1,905NCT01205776

EXCEL Clinical Trial

Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): serious adverse events535 of 948

550 of 957

-1.0 points

-5.5 to 3.4

1,905NCT01205776

EXCEL Clinical Trial

Candesartan vs Placebo: serious adverse events301 of 949

267 of 953

3.7 points

-0.4 to 7.8

1,902NCT00252694

DIabetic Retinopathy Candesartan Trials

Candesartan vs Placebo: serious adverse events173 of 951

161 of 951

1.3 points

-2.2 to 4.7

1,902NCT00252720

DIabetic Retinopathy Candesartan Trials.

Short NID vs Long NID: serious adverse events300 of 954

258 of 948

4.2 points

0.1 to 8.3

1,902NCT00617175

Avoid DeliVering TherApies for Non-sustained Arrhythmias in ICD PatiEnts III

Narrow Spectrum Antibiotic vs Broad Spectrum Antibiotic: Missed School or Daycare From Illness503 of 1,199

305 of 702

-1.5 points

-6.1 to 3.1

1,901NCT02297815

Comparative Effectiveness of Antibiotics for Respiratory Infections

UC Participants vs CD Participants: Number of Participants With at Least One Episode of Failure of Biological or Non-biological Therapy1,203 of 1,214

670 of 687

1.6 points

0.4 to 3.1

1,901NCT03532932

A Study to Evaluate Disease Control and Treatment Pattern in Participants With Moderate to Severe Inflammatory Bowel Disease (IBD) in Real Life Practice

UC Participants vs CD Participants: deaths from any cause3 of 1,214

5 of 687

-0.5 points

-1.5 to 0.2

1,901NCT03532932

A Study to Evaluate Disease Control and Treatment Pattern in Participants With Moderate to Severe Inflammatory Bowel Disease (IBD) in Real Life Practice

UC Participants vs CD Participants: serious adverse events146 of 1,214

84 of 687

-0.2 points

-3.4 to 2.8

1,901NCT03532932

A Study to Evaluate Disease Control and Treatment Pattern in Participants With Moderate to Severe Inflammatory Bowel Disease (IBD) in Real Life Practice

Percutaneous Coronary Intervention vs Coronary Artery Bypass Graft: serious adverse events24 of 953

42 of 947

-1.9 points

-3.6 to -0.3

1,900NCT00086450

Comparison of Two Treatments for Multivessel Coronary Artery Disease in Individuals With Diabetes (FREEDOM)

Request

GET /api/comparisons/v1

Words from a trial's title, conditions or interventions, its outcome or its groups, or an NCT number.

An outcome counted in participants, the serious adverse events, or the deaths from any cause.

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Code

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curl "https://conductscience.org/api/comparisons/v1?page=184"

Response

The first 2 of this page's 20 results. GET /api/comparisons/v1?page=184

{
  "data": {
    "total": 85013,
    "results": [
      {
        "id": "NCT01205776-d916eaad",
        "title": "Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Requirement for Blood Product Transfusion",
        "summary": "48 of 948 against 129 of 957; risk difference -8.4 points, 95% interval -11.0 to -5.8; NCT01205776, EXCEL Clinical Trial",
        "record": "/library/comparisons/NCT01205776-d916eaad",
        "nct_id": "NCT01205776",
        "kind": "outcome",
        "participants": 1905,
        "risk_difference": {
          "value": -0.08416332685210906,
          "lower": -0.11030463409165074,
          "upper": -0.05849506716364847
        },
        "group_1": "48 of 948",
        "group_2": "129 of 957",
        "difference": "-8.4 points",
        "interval": "-11.0 to -5.8",
        "trial_title": "EXCEL Clinical Trial"
      },
      {
        "id": "NCT01205776-dd3f7a63",
        "title": "Percutaneous Coronary Intervention (PCI) vs Coronary Artery Bypass Graft (CABG): Number of Participants With Requirement for Blood Product Transfusion",
        "summary": "30 of 948 against 120 of 957; risk difference -9.4 points, 95% interval -11.8 to -7.0; NCT01205776, EXCEL Clinical Trial",
        "record": "/library/comparisons/NCT01205776-dd3f7a63",
        "nct_id": "NCT01205776",
        "kind": "outcome",
        "participants": 1905,
        "risk_difference": {
          "value": -0.09374627990952739,
          "lower": -0.11811840687379196,
          "upper": -0.07021915046269167
        },
        "group_1": "30 of 948",
        "group_2": "120 of 957",
        "difference": "-9.4 points",
        "interval": "-11.8 to -7.0",
        "trial_title": "EXCEL Clinical Trial"
      }
    ],
    "no_events": 33758,
    "columns": [
      {
        "key": "title",
        "label": "Comparison"
      },
      {
        "key": "group_1",
        "label": "With the outcome",
        "under": "group_2"
      },
      {
        "key": "difference",
        "label": "Risk difference, 95% interval",
        "under": "interval"
      },
      {
        "key": "participants",
        "label": "Participants"
      },
      {
        "key": "nct_id",
        "label": "Trial",
        "under": "trial_title"
      }
    ],
    "order": "Most participants first",
    "kinds": {
      "all": 85013,
      "outcome": 33568,
      "serious-adverse-events": 31897,
      "deaths": 19548
    }
  },
  "release": "trial-comparisons-2026-03-23-0.1.0",
  "terms": [
    {
      "source": "ClinicalTrials.gov's posted results, through CTTI's AACT",
      "license": "ClinicalTrials.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",
      "notice": "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.",
      "short": "Freely available. Acknowledgement requested"
    },
    {
      "source": "ClinicalTrials.gov",
      "license": "none stated",
      "notice": "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.",
      "short": "No license stated"
    }
  ],
  "next": "/api/comparisons/v1?page=185",
  "request_id": "hwr3Fg8pttCLLYA2"
}

Ask about these results. The first 10 go in the prompt.

About this data
Holds
85,013 comparisons
From ClinicalTrials.gov. Counted 10 Nov 2026.
Release
23 Mar 2026
trial-comparisons-2026-03-23-0.1.0
Checked
20 of 20 review comparisons traced to ClinicalTrials.gov, and all 510,078 numbers calculated again apart from the builder agree
Access
Open
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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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