Trial comparisons

Response

The first 2 of this page's 20 results. GET /api/comparisons/v1?page=51

{
  "data": {
    "total": 85013,
    "results": [
      {
        "id": "NCT00135707-e8bbd0ff",
        "title": "Vitamins vs Placebo: Hematocrit ≤24% With Transfusion",
        "summary": "40 of 4954 against 59 of 4927; risk difference -0.4 points, 95% interval -0.8 to 0.0; NCT00135707, Combined Antioxidant and Preeclampsia Prediction Studies (CAPPS)",
        "record": "/library/comparisons/NCT00135707-e8bbd0ff",
        "nct_id": "NCT00135707",
        "kind": "outcome",
        "participants": 9881,
        "risk_difference": {
          "value": -0.0039005491479598906,
          "lower": -0.007951271735701978,
          "upper": 0.0000487861100292317
        },
        "group_1": "40 of 4,954",
        "group_2": "59 of 4,927",
        "difference": "-0.4 points",
        "interval": "-0.8 to 0.0",
        "trial_title": "Combined Antioxidant and Preeclampsia Prediction Studies (CAPPS)"
      },
      {
        "id": "NCT00135707-fef46187",
        "title": "Vitamins vs Placebo: Postpartum Pulmonary Edema",
        "summary": "3 of 4951 against 10 of 4926; risk difference -0.1 points, 95% interval -0.3 to 0.0; NCT00135707, Combined Antioxidant and Preeclampsia Prediction Studies (CAPPS)",
        "record": "/library/comparisons/NCT00135707-fef46187",
        "nct_id": "NCT00135707",
        "kind": "outcome",
        "participants": 9877,
        "risk_difference": {
          "value": -0.0014241064666783605,
          "lower": -0.0031734441539366474,
          "upper": 0.00007189114431334809
        },
        "group_1": "3 of 4,951",
        "group_2": "10 of 4,926",
        "difference": "-0.1 points",
        "interval": "-0.3 to 0.0",
        "trial_title": "Combined Antioxidant and Preeclampsia Prediction Studies (CAPPS)"
      }
    ],
    "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": "None stated"
    }
  ],
  "next": "/api/comparisons/v1?page=52",
  "request_id": "mUpkDq1NyV4Q7ZF2"
}