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85,013 comparisons from ClinicalTrials.gov.

85,013 comparisons

Most participants first33,758 with no events in either group come last2,761 to 2,780 of 85,013

Show the results as
ComparisonWith the outcomeRisk difference, 95% intervalParticipantsTrial
Dapivirine Vaginal Ring vs Placebo Ring: serious adverse events116 of 1,313

130 of 1,316

-1.0 points

-3.3 to 1.2

2,629NCT01617096

Phase 3 Safety and Effectiveness Trial of Dapivirine Vaginal Ring for Prevention of HIV-1 in Women

Flublok vs Afluria: Number of Participants With Local and Systemic Events Reported as a Measure of Safety432 of 1,314

480 of 1,313

-3.7 points

-7.3 to -0.0

2,627NCT01825200

Comparison of the Safety of Flublok® Versus Licensed IIV in Healthy, Medically Stable Adults ≥ 50 Years of Age

Flublok vs Afluria: Number of Participants With Common Hypersensitivity Reactions as Measure of Safety31 of 1,314

21 of 1,313

0.8 points

-0.3 to 1.9

2,627NCT01825200

Comparison of the Safety of Flublok® Versus Licensed IIV in Healthy, Medically Stable Adults ≥ 50 Years of Age

Flublok vs Afluria: serious adverse events5 of 1,314

10 of 1,313

-0.4 points

-1.1 to 0.2

2,627NCT01825200

Comparison of the Safety of Flublok® Versus Licensed IIV in Healthy, Medically Stable Adults ≥ 50 Years of Age

Dapivirine Vaginal Ring vs Placebo Ring: Efficacy as Determined by the Proportion of Women in Each Arm With HIV-1 Seroconversion After 120 Endpoints Are Observed in the Trial.71 of 1,313

97 of 1,313

-2.0 points

-3.9 to -0.1

2,626NCT01617096

Phase 3 Safety and Effectiveness Trial of Dapivirine Vaginal Ring for Prevention of HIV-1 in Women

Serelaxin + Standard of Care vs Standard of Care (SOC): deaths from any cause63 of 1,729

43 of 894

-1.2 points

-3.0 to 0.4

2,623NCT02064868

Effect of Serelaxin Versus Standard of Care in Acute Heart Failure (AHF) Patients

Serelaxin + Standard of Care vs Standard of Care (SOC): serious adverse events214 of 1,729

107 of 894

0.4 points

-2.3 to 3.0

2,623NCT02064868

Effect of Serelaxin Versus Standard of Care in Acute Heart Failure (AHF) Patients

Celecoxib vs Placebo: Cardiovascular Mortality6 of 1,755

5 of 868

-0.2 points

-1.0 to 0.3

2,623NCT02429427

European Celecoxib Trial in Primary Breast Cancer

Celecoxib vs Placebo: serious adverse events148 of 1,755

64 of 868

1.1 points

-1.2 to 3.1

2,623NCT02429427

European Celecoxib Trial in Primary Breast Cancer

Ranolazine vs Placebo: serious adverse events516 of 1,322

485 of 1,297

1.6 points

-2.1 to 5.4

2,619NCT01442038

Ranolazine for Incomplete Vessel Revascularization Post-Percutaneous Coronary Intervention (PCI)

Edoxaban vs ASA or Placebo: deaths from any cause142 of 1,306

125 of 1,302

1.3 points

-1.1 to 3.6

2,608NCT02618577

Non-vitamin K Antagonist Oral Anticoagulants in Patients With Atrial High Rate Episodes

Edoxaban vs ASA or Placebo: serious adverse events498 of 1,306

467 of 1,302

2.3 points

-1.4 to 6.0

2,608NCT02618577

Non-vitamin K Antagonist Oral Anticoagulants in Patients With Atrial High Rate Episodes

Intervention: Teen Choices vs Comparison: Health in Motion: Number of Participants Perpetrating Physical Dating Violence During Follow-up240 of 1,389

307 of 1,216

-8.0 points

-11.1 to -4.8

2,605NCT02458365

A Stage-Based Expert System for Teen Dating Violence Prevention

Intervention: Teen Choices vs Comparison: Health In Motion: Number of Participants Perpetrating Emotional Dating Violence During Follow-up617 of 1,389

727 of 1,216

-15.4 points

-19.1 to -11.5

2,605NCT02458365

A Stage-Based Expert System for Teen Dating Violence Prevention

Intervention: Teen Choices vs Comparison: Health In Motion: Number of Participants Experiencing Physical Dating Violence During Follow-up427 of 1,389

471 of 1,216

-8.0 points

-11.6 to -4.3

2,605NCT02458365

A Stage-Based Expert System for Teen Dating Violence Prevention

Intervention: Teen Choices vs Comparison: Health In Motion: Number of Participants Experiencing Emotional Dating Violence During Follow-up824 of 1,389

903 of 1,216

-14.9 points

-18.5 to -11.3

2,605NCT02458365

A Stage-Based Expert System for Teen Dating Violence Prevention

Absorb BVS vs XIENCE: deaths from any cause77 of 1,296

72 of 1,308

0.4 points

-1.4 to 2.2

2,604NCT02173379

Absorb IV Randomized Controlled Trial

Absorb BVS vs XIENCE: serious adverse events827 of 1,296

774 of 1,308

4.6 points

0.9 to 8.4

2,604NCT02173379

Absorb IV Randomized Controlled Trial

CGAO-based Glucose Control vs Standard-Care Glucose Gontrol: Severe Hypoglycemia174 of 1,314

79 of 1,289

7.1 points

4.9 to 9.4

2,603NCT01002482

Computerized Glucose Control in Critically Ill Patients

Pre-ERCP Group vs Post-ERCP Group: Moderate-to-severe Pancreatitis11 of 1,297

23 of 1,303

-0.9 points

-1.9 to -0.0

2,600NCT02002650

Rectal Indomethacin to Prevent Post-ERCP Pancreatitis

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=139"

Response

The first 2 of this page's 20 results. GET /api/comparisons/v1?page=139

{
  "data": {
    "total": 85013,
    "results": [
      {
        "id": "NCT01617096-sae",
        "title": "Dapivirine Vaginal Ring vs Placebo Ring: serious adverse events",
        "summary": "116 of 1313 against 130 of 1316; risk difference -1.0 points, 95% interval -3.3 to 1.2; NCT01617096, Phase 3 Safety and Effectiveness Trial of Dapivirine Vaginal Ring for Prevention of HIV-1 in Women",
        "record": "/library/comparisons/NCT01617096-sae",
        "nct_id": "NCT01617096",
        "kind": "serious-adverse-events",
        "participants": 2629,
        "risk_difference": {
          "value": -0.010436898260787031,
          "lower": -0.03280757597190066,
          "upper": 0.011899489113954904
        },
        "group_1": "116 of 1,313",
        "group_2": "130 of 1,316",
        "difference": "-1.0 points",
        "interval": "-3.3 to 1.2",
        "trial_title": "Phase 3 Safety and Effectiveness Trial of Dapivirine Vaginal Ring for Prevention of HIV-1 in Women"
      },
      {
        "id": "NCT01825200-1f66ded7",
        "title": "Flublok vs Afluria: Number of Participants With Local and Systemic Events Reported as a Measure of Safety",
        "summary": "432 of 1314 against 480 of 1313; risk difference -3.7 points, 95% interval -7.3 to -0.0; NCT01825200, Comparison of the Safety of Flublok® Versus Licensed IIV in Healthy, Medically Stable Adults ≥ 50 Years of Age",
        "record": "/library/comparisons/NCT01825200-1f66ded7",
        "nct_id": "NCT01825200",
        "kind": "outcome",
        "participants": 2627,
        "risk_difference": {
          "value": -0.036807895752694386,
          "lower": -0.07308098148981187,
          "upper": -0.0003993828078791492
        },
        "group_1": "432 of 1,314",
        "group_2": "480 of 1,313",
        "difference": "-3.7 points",
        "interval": "-7.3 to -0.0",
        "trial_title": "Comparison of the Safety of Flublok® Versus Licensed IIV in Healthy, Medically Stable Adults ≥ 50 Years of Age"
      }
    ],
    "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=140",
  "request_id": "p5ScuiMIcHmTS6ya"
}

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
No account. 60 calls a minute from one address.

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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Every answer on this page is also JSON, under /api/comparisons/v1. No key.

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