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85,013 comparisons from ClinicalTrials.gov.

85,013 comparisons

Most participants first33,758 with no events in either group come last3,381 to 3,400 of 85,013

Show the results as
ComparisonWith the outcomeRisk difference, 95% intervalParticipantsTrial
Warfarin vs NOACs: Number of Participants With Intracranial Bleeding5 of 459

2 of 1,617

1.0 points

0.3 to 2.4

2,076NCT04234698

Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia

Warfarin vs NOACs: Number of Participants With Uncontrolled Hypertension at OAC Prescription Date19 of 459

50 of 1,617

1.0 points

-0.7 to 3.4

2,076NCT04234698

Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia

Warfarin vs NOACs: Number of Participants With Pulmonary Embolism1 of 459

5 of 1,617

-0.1 points

-0.5 to 0.9

2,076NCT04234698

Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia

Warfarin vs NOACs: Number of Participants With Other Major Bleeding17 of 459

19 of 1,617

2.5 points

1.0 to 4.7

2,076NCT04234698

Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia

Warfarin vs NOACs: Number of Participants Who Switched to Another OAC Treatment194 of 459

151 of 1,617

32.9 points

28.2 to 37.7

2,076NCT04234698

Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia

Warfarin vs NOACs: Number of Participants With Anemia at Start of OAC Treatment62 of 459

217 of 1,617

0.1 points

-3.2 to 3.9

2,076NCT04234698

Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia

Warfarin vs NOACs: deaths from any cause1 of 459

5 of 1,617

-0.1 points

-0.5 to 0.9

2,076NCT04234698

Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia

Warfarin vs NOACs: Number of Deaths1 of 459

5 of 1,617

-0.1 points

-0.5 to 0.9

2,076NCT04234698

Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia

Warfarin vs NOACs: serious adverse events41 of 459

44 of 1,617

6.2 points

3.8 to 9.3

2,076NCT04234698

Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia

Instrumental Vaginal Delivery (IVD) vs Spontaneous Vaginal Delivery (SVD): Number of Parturients With a Decrease in the Infusion of Epidural Analgesia During Second Stage of Labor146 of 1,021

51 of 1,051

9.4 points

7.0 to 12.0

2,072NCT00443560

The Association Between Decreasing Labor Analgesia Epidural Infusion and Forceps Delivery

Text Messages vs Control: Number of Participants With Progression to Type 2 Diabetes216 of 1,031

234 of 1,031

-1.7 points

-5.3 to 1.8

2,062NCT01795833

Diabetes Prevention Using SMS Technology

Text Messages vs Control: deaths from any cause2 of 1,031

1 of 1,031

0.1 points

-0.4 to 0.6

2,062NCT01795833

Diabetes Prevention Using SMS Technology

CATCH My Breath (CMB) Program for E-cigarette Prevention Among Adolescents vs Texas Education Agency Required Tobacco Prevention Program: Number of Students Who Have Ever Used E-cigarettes in Their Lifetime37 of 1,332

17 of 727

0.4 points

-1.1 to 1.8

2,059NCT04843501

Middle School Cluster Randomized Controlled Trial (RCT) to Evaluate E-Cigarette Prevention Program: CATCH My Breath

Truvada Arm vs Placebo Arm: serious adverse events33 of 1,025

23 of 1,033

1.0 points

-0.4 to 2.5

2,058NCT00625404

FEM-PrEP (Truvada®): Study to Assess the Role of Truvada® in Preventing HIV Acquisition in Women

Intervention - Aim 2 vs Control - Aim 2: Number of Patients Who Present With a Short Inter-pregnancy Interval Pregnancies67 of 991

55 of 1,067

1.6 points

-0.4 to 3.7

2,058NCT04092530

Linking Inter-professional Newborn and Contraception Care

Truvada Arm vs Placebo Arm: HIV Infection33 of 1,024

35 of 1,032

-0.2 points

-1.8 to 1.4

2,056NCT00625404

FEM-PrEP (Truvada®): Study to Assess the Role of Truvada® in Preventing HIV Acquisition in Women

Truvada Arm vs Placebo Arm: Confirmed Grade 2 or Higher Serum Creatinine Toxicity4 of 1,021

2 of 1,033

0.2 points

-0.4 to 0.8

2,054NCT00625404

FEM-PrEP (Truvada®): Study to Assess the Role of Truvada® in Preventing HIV Acquisition in Women

Truvada Arm vs Placebo Arm: Confirmed Grade 3 or Higher ALT Elevation6 of 1,021

8 of 1,033

-0.2 points

-1.0 to 0.6

2,054NCT00625404

FEM-PrEP (Truvada®): Study to Assess the Role of Truvada® in Preventing HIV Acquisition in Women

Truvada Arm vs Placebo Arm: Confirmed Grade 3 or Higher AST Elevation3 of 1,021

1 of 1,033

0.2 points

-0.3 to 0.8

2,054NCT00625404

FEM-PrEP (Truvada®): Study to Assess the Role of Truvada® in Preventing HIV Acquisition in Women

Truvada Arm vs Placebo Arm: Confirmed Grade 3 or Higher Reduction in Phosphorus45 of 1,021

40 of 1,033

0.5 points

-1.2 to 2.3

2,054NCT00625404

FEM-PrEP (Truvada®): Study to Assess the Role of Truvada® in Preventing HIV Acquisition in Women

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.

No key needed

Code

Show the call in
curl "https://conductscience.org/api/comparisons/v1?page=170"

Response

The first 2 of this page's 20 results. GET /api/comparisons/v1?page=170

{
  "data": {
    "total": 85013,
    "results": [
      {
        "id": "NCT04234698-669154e6",
        "title": "Warfarin vs NOACs: Number of Participants With Intracranial Bleeding",
        "summary": "5 of 459 against 2 of 1617; risk difference 1.0 points, 95% interval 0.3 to 2.4; NCT04234698, Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia",
        "record": "/library/comparisons/NCT04234698-669154e6",
        "nct_id": "NCT04234698",
        "kind": "outcome",
        "participants": 2076,
        "risk_difference": {
          "value": 0.009656387807648312,
          "lower": 0.002622772925326946,
          "upper": 0.02403491545735541
        },
        "group_1": "5 of 459",
        "group_2": "2 of 1,617",
        "difference": "1.0 points",
        "interval": "0.3 to 2.4",
        "trial_title": "Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia"
      },
      {
        "id": "NCT04234698-8d7d439c",
        "title": "Warfarin vs NOACs: Number of Participants With Uncontrolled Hypertension at OAC Prescription Date",
        "summary": "19 of 459 against 50 of 1617; risk difference 1.0 points, 95% interval -0.7 to 3.4; NCT04234698, Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia",
        "record": "/library/comparisons/NCT04234698-8d7d439c",
        "nct_id": "NCT04234698",
        "kind": "outcome",
        "participants": 2076,
        "risk_difference": {
          "value": 0.010472876019094506,
          "lower": -0.007121147579337173,
          "upper": 0.03401145012153374
        },
        "group_1": "19 of 459",
        "group_2": "50 of 1,617",
        "difference": "1.0 points",
        "interval": "-0.7 to 3.4",
        "trial_title": "Patient Characteristics, Treatment Patterns And Incidence Of Events (Discontinuation, Persistence, Key Primary Clinical Outcomes) In NVAF Patients Initiating OAC Therapy In Colombia"
      }
    ],
    "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=171",
  "request_id": "6t3Mvg1A1T9xS6HL"
}

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.

GET https://conductscience.org/api/comparisons/v1?q=placebo%20heart%20failure&kind=outcome

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