{
  "source": "https://clinicaltrials.gov/",
  "retrieved_at": "2026-08-29",
  "method": "Query totals are full API matches; status, phase and country counts describe the first up to 400 returned records per query. Query classes overlap and must not be summed as unique trials. Counts are not treatment outcomes.",
  "rows": [
    {
      "condition_slug": "back-pain",
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      "therapy_class": "any-cell",
      "intervention_query": "stem cell",
      "retrieved_at": "2026-08-29",
      "query_total": 35,
      "sampled_records": 35,
      "recruiting_in_sample": 2,
      "completed_in_sample": 15,
      "phase3plus_in_sample": 2,
      "countries_in_sample": 11,
      "query_url": "https://clinicaltrials.gov/search?cond=degenerative%20disc%20disease&intr=stem%20cell"
    },
    {
      "condition_slug": "back-pain",
      "condition_query": "degenerative disc disease",
      "therapy_class": "exosomes",
      "intervention_query": "exosome",
      "retrieved_at": "2026-08-29",
      "query_total": 1,
      "sampled_records": 1,
      "recruiting_in_sample": 0,
      "completed_in_sample": 1,
      "phase3plus_in_sample": 0,
      "countries_in_sample": 1,
      "query_url": "https://clinicaltrials.gov/search?cond=degenerative%20disc%20disease&intr=exosome"
    },
    {
      "condition_slug": "back-pain",
      "condition_query": "degenerative disc disease",
      "therapy_class": "hsct",
      "intervention_query": "hematopoietic stem cell transplantation",
      "retrieved_at": "2026-08-29",
      "query_total": 0,
      "sampled_records": 0,
      "recruiting_in_sample": 0,
      "completed_in_sample": 0,
      "phase3plus_in_sample": 0,
      "countries_in_sample": 0,
      "query_url": "https://clinicaltrials.gov/search?cond=degenerative%20disc%20disease&intr=hematopoietic%20stem%20cell%20transplantation"
    },
    {
      "condition_slug": "back-pain",
      "condition_query": "degenerative disc disease",
      "therapy_class": "msc",
      "intervention_query": "mesenchymal stem cell",
      "retrieved_at": "2026-08-29",
      "query_total": 20,
      "sampled_records": 20,
      "recruiting_in_sample": 1,
      "completed_in_sample": 5,
      "phase3plus_in_sample": 1,
      "countries_in_sample": 9,
      "query_url": "https://clinicaltrials.gov/search?cond=degenerative%20disc%20disease&intr=mesenchymal%20stem%20cell"
    },
    {
      "condition_slug": "back-pain",
      "condition_query": "degenerative disc disease",
      "therapy_class": "prp",
      "intervention_query": "platelet-rich plasma",
      "retrieved_at": "2026-08-29",
      "query_total": 5,
      "sampled_records": 5,
      "recruiting_in_sample": 1,
      "completed_in_sample": 2,
      "phase3plus_in_sample": 1,
      "countries_in_sample": 4,
      "query_url": "https://clinicaltrials.gov/search?cond=degenerative%20disc%20disease&intr=platelet-rich%20plasma"
    }
  ]
}