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85,013 comparisons from ClinicalTrials.gov.

85,013 comparisons

Most participants first33,758 with no events in either group come last3,081 to 3,100 of 85,013

Show the results as
ComparisonWith the outcomeRisk difference, 95% intervalParticipantsTrial
Absorb BVS vs XIENCE: Number of Participants With All Coronary Revascularization198 of 1,189

167 of 1,200

2.7 points

-0.2 to 5.6

2,389NCT02173379

Absorb IV Randomized Controlled Trial

Absorb BVS vs XIENCE: Number of Participants With Myocardial Infarction (MI)154 of 1,189

134 of 1,200

1.8 points

-0.8 to 4.4

2,389NCT02173379

Absorb IV Randomized Controlled Trial

Absorb BVS vs XIENCE: Number of Participants Experienced Cardiac Death/TV-MI/ID-TLR (TLF)216 of 1,189

180 of 1,200

3.2 points

0.2 to 6.1

2,389NCT02173379

Absorb IV Randomized Controlled Trial

Static Frequency vs Dynamic Frequency: Hospitalizations310 of 1,069

444 of 1,320

-4.6 points

-8.3 to -0.9

2,389NCT05225298

SARS-COV-2 Screening in Dialysis Facilities

Static Frequency vs Dynamic Frequency: deaths from any cause31 of 1,069

41 of 1,320

-0.2 points

-1.6 to 1.2

2,389NCT05225298

SARS-COV-2 Screening in Dialysis Facilities

Static Frequency vs Dynamic Frequency: Deaths31 of 1,069

41 of 1,320

-0.2 points

-1.6 to 1.2

2,389NCT05225298

SARS-COV-2 Screening in Dialysis Facilities

Folic Acid and Zinc Supplementation vs Placebo: Preeclampsia or Gestational Hypertension47 of 1,185

51 of 1,185

-0.3 points

-2.0 to 1.3

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Early Pregnancy Loss137 of 1,185

150 of 1,185

-1.1 points

-3.7 to 1.5

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Human Chorionic Gonadotropin (hCG) Detected Pregnancy (Implantation)479 of 1,185

490 of 1,185

-0.9 points

-4.9 to 3.0

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Neonatal Mortality3 of 1,185

2 of 1,185

0.1 points

-0.4 to 0.6

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Gestational Diabetes26 of 1,185

34 of 1,185

-0.7 points

-2.0 to 0.6

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Small for Gestational Age62 of 1,185

59 of 1,185

0.3 points

-1.5 to 2.0

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Preterm Delivery67 of 1,185

45 of 1,185

1.9 points

0.1 to 3.6

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Severe Maternal Morbidity15 of 1,185

10 of 1,185

0.4 points

-0.4 to 1.3

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Ectopic Pregnancy6 of 1,185

5 of 1,185

0.1 points

-0.5 to 0.7

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Stillbirth1 of 1,185

4 of 1,185

-0.3 points

-0.8 to 0.2

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Structural Malformations15 of 1,185

14 of 1,185

0.1 points

-0.9 to 1.0

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Clinical Intrauterine Pregnancy449 of 1,185

462 of 1,185

-1.1 points

-5.0 to 2.8

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Cesarean Delivery143 of 1,185

129 of 1,185

1.2 points

-1.4 to 3.8

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

Folic Acid and Zinc Supplementation vs Placebo: Major Neonatal Complications2 of 1,185

1 of 1,185

0.1 points

-0.3 to 0.5

2,370NCT01857310

Folic Acid and Zinc Supplementation Trial (FAZST)

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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curl "https://conductscience.org/api/comparisons/v1?page=155"

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The first 2 of this page's 20 results. GET /api/comparisons/v1?page=155

{
  "data": {
    "total": 85013,
    "results": [
      {
        "id": "NCT02173379-aa729106",
        "title": "Absorb BVS vs XIENCE: Number of Participants With All Coronary Revascularization",
        "summary": "198 of 1189 against 167 of 1200; risk difference 2.7 points, 95% interval -0.2 to 5.6; NCT02173379, Absorb IV Randomized Controlled Trial",
        "record": "/library/comparisons/NCT02173379-aa729106",
        "nct_id": "NCT02173379",
        "kind": "outcome",
        "participants": 2389,
        "risk_difference": {
          "value": 0.02735982618446875,
          "lower": -0.0015166884804299306,
          "upper": 0.05624898658750779
        },
        "group_1": "198 of 1,189",
        "group_2": "167 of 1,200",
        "difference": "2.7 points",
        "interval": "-0.2 to 5.6",
        "trial_title": "Absorb IV Randomized Controlled Trial"
      },
      {
        "id": "NCT02173379-bfd07f89",
        "title": "Absorb BVS vs XIENCE: Number of Participants With Myocardial Infarction (MI)",
        "summary": "154 of 1189 against 134 of 1200; risk difference 1.8 points, 95% interval -0.8 to 4.4; NCT02173379, Absorb IV Randomized Controlled Trial",
        "record": "/library/comparisons/NCT02173379-bfd07f89",
        "nct_id": "NCT02173379",
        "kind": "outcome",
        "participants": 2389,
        "risk_difference": {
          "value": 0.017853938884216436,
          "lower": -0.008303012932955385,
          "upper": 0.04406273545453761
        },
        "group_1": "154 of 1,189",
        "group_2": "134 of 1,200",
        "difference": "1.8 points",
        "interval": "-0.8 to 4.4",
        "trial_title": "Absorb IV Randomized Controlled 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=156",
  "request_id": "so76S2zjwIITuTVR"
}

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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