{
  "@context": "https://schema.org",
  "@type": "Dataset",
  "name": "Total Joint Specialists published hip and knee replacement outcomes",
  "description": "Published and aggregate outcome measures for hip and knee replacement at Total Joint Specialists. Every measure states its cohort size, measurement window, care setting, and source. Measures from different studies describe different cohorts and must not be combined.",
  "url": "https://totaljointspecialist.com/outcomes",
  "dateModified": "2026-09-14",
  "license": "https://totaljointspecialist.com/editorial-policy",
  "isAccessibleForFree": true,
  "publisher": {
    "@type": "MedicalOrganization",
    "name": "Total Joint Specialists",
    "url": "https://totaljointspecialist.com",
    "medicalSpecialty": ["Orthopedic", "Surgical"]
  },
  "usageNotes": "Group results only. Not a prediction, promise, or medical advice for any individual patient. No Arthroplasty Value Index score is published for Total Joint Specialists and none should be inferred.",
  "measures": [
    {
      "id": "infection-90d",
      "name": "90-day periprosthetic infection rate",
      "value": 0.3,
      "unit": "percent",
      "approximate": true,
      "cohortSize": 13593,
      "cohortDescription": "Same-day hip and knee replacements at TJS ambulatory surgery centers",
      "window": "90 days from date of surgery",
      "setting": "Ambulatory surgery center",
      "comparison": { "value": 1.0, "unit": "percent", "basis": "Commonly cited range in the general arthroplasty literature" },
      "evidenceType": "peer-reviewed",
      "methodology": "https://totaljointspecialist.com/outcomes/methodology#infection"
    },
    {
      "id": "same-day-discharge-tha",
      "name": "Same-day discharge rate, outpatient total hip replacement",
      "value": 99.8,
      "unit": "percent",
      "cohortSize": 587,
      "cohortDescription": "Published outpatient total hip replacement cohort at a freestanding ambulatory surgery center",
      "window": "Day of surgery",
      "setting": "Freestanding ambulatory surgery center",
      "comparison": { "rangeLow": 30, "rangeHigh": 48, "unit": "percent", "basis": "Published national range for same-day discharge after total hip replacement" },
      "caveat": "Rate among patients already selected as candidates for an outpatient pathway, not among all hip replacement patients",
      "evidenceType": "peer-reviewed",
      "methodology": "https://totaljointspecialist.com/outcomes/methodology#same-day-discharge"
    },
    {
      "id": "readmission-90d",
      "name": "Readmission or unplanned intervention rate",
      "value": 0.83,
      "unit": "percent",
      "numerator": 5,
      "cohortSize": 600,
      "cohortDescription": "Published same-day discharge series at a specialized ambulatory surgery center",
      "window": "90 days from date of surgery",
      "setting": "Ambulatory surgery center",
      "comparison": { "rangeLow": 2, "rangeHigh": 5, "unit": "percent", "basis": "Comparable published same-day discharge series" },
      "caveat": "A different and smaller cohort than the 13,593-patient series used for the infection rate",
      "evidenceType": "peer-reviewed",
      "methodology": "https://totaljointspecialist.com/outcomes/methodology#readmission"
    },
    {
      "id": "same-day-volume",
      "name": "Same-day hip and knee replacement experience",
      "value": 13593,
      "unit": "patients",
      "cohortDescription": "Published TJS same-day discharge arthroplasty series, primary total hip and total knee replacement",
      "setting": "TJS ambulatory surgery centers",
      "evidenceType": "peer-reviewed",
      "methodology": "https://totaljointspecialist.com/outcomes/methodology#same-day-volume"
    },
    {
      "id": "total-volume",
      "name": "Combined hip and knee replacements performed",
      "value": 100000,
      "unit": "procedures",
      "comparator": "greater-than-or-equal",
      "cohortDescription": "Career experience across the current 16-surgeon TJS group",
      "updateCadence": "Weekly de-identified aggregate from the TJS clinic platform",
      "evidenceType": "practice-aggregate",
      "methodology": "https://totaljointspecialist.com/outcomes/methodology#volume"
    },
    {
      "id": "surgeons",
      "name": "Fellowship-trained hip and knee surgeons",
      "value": 16,
      "unit": "surgeons",
      "cohortDescription": "Surgeons practising hip and knee replacement exclusively across 4 dedicated joint replacement surgery centers and clinic offices across Georgia",
      "evidenceType": "practice-aggregate"
    }
  ],
  "pendingMeasures": [
    { "id": "koos-jr-1y", "name": "KOOS JR improvement at 1 year, total knee replacement", "status": "pending", "plannedReporting": "Mean pre-operative and 1-year score, proportion reaching MCID, and follow-up capture rate" },
    { "id": "hoos-jr-1y", "name": "HOOS JR improvement at 1 year, total hip replacement", "status": "pending", "plannedReporting": "Mean pre-operative and 1-year score, proportion reaching MCID, and follow-up capture rate" },
    { "id": "satisfaction-1y", "name": "Patient satisfaction at 1 year", "status": "pending", "plannedReporting": "Proportion of patients reporting satisfaction with the result of surgery" },
    { "id": "revision-rate", "name": "Revision rate and implant survivorship", "status": "pending", "plannedReporting": "Revision rate at a defined follow-up interval with denominator and follow-up period stated" },
    { "id": "annual-volume", "name": "Annual volume by procedure", "status": "pending", "plannedReporting": "Annual primary total hip, primary total knee, partial knee, and revision case counts" },
    { "id": "episode-cost", "name": "Episode cost and value", "status": "pending", "plannedReporting": "Typical 90-day episode cost at a TJS surgery center with a stated basis for any comparison" }
  ],
  "arthroplastyValueIndex": {
    "name": "Arthroplasty Value Index (AVI)",
    "description": "A transparent arthroplasty-specific composite built from public CMS data, combining THA/TKA complication performance (50%), 30-day readmission performance (25%), HCAHPS patient experience (15%), and PROM reporting participation (10%) onto a 0-100 scale.",
    "status": "preliminary pilot, in preparation for peer review",
    "pilotCohort": "320 hospitals in the January 2026 Comprehensive Care for Joint Replacement quality file; 176 fully scored",
    "scoreForTJS": null,
    "limits": "Not a validated national hospital rating. 45% of the pilot cohort could not be fully scored; the index does not yet include episode cost, revision, infection-specific outcomes, or actual PROM improvement; it has not been validated on a later reporting period. Freestanding ambulatory surgery centers, where most TJS surgery takes place, are largely absent from the underlying CMS datasets, so the index in its current form cannot score TJS.",
    "methodology": "https://totaljointspecialist.com/outcomes/methodology#avi-method"
  },
  "citations": [
    { "name": "Total Hip Surgical Approach Efficiency Outside of Surgical Time in the Ambulatory Surgical Center", "journal": "J Arthroplasty", "year": 2024, "doi": "10.1016/j.arth.2024.11.035", "pmid": "39603367" },
    { "name": "Does Achieving the Minimal Clinically Important Difference in the KOOS JR at 1 Year Postoperative Predict Satisfaction Following Total Knee Arthroplasty?", "journal": "Arthroplast Today", "year": 2025, "doi": "10.1016/j.artd.2025.101751", "pmid": "40661697" },
    { "name": "Does Surgical Treatment of Varicose Veins Prior to Total Knee Arthroplasty Decrease Rates of Postoperative Venous Thromboembolism?", "journal": "J Orthop", "year": 2025, "doi": "10.1016/j.jor.2025.04.006", "pmid": "40352783" },
    { "name": "Is Robotic-Assisted Unicompartmental Knee Arthroplasty Compared to Manual Unicompartmental Knee Arthroplasty Associated With Decreased Revision Rates?", "journal": "Arthroplast Today", "year": 2025, "doi": "10.1016/j.artd.2025.101652", "pmid": "40134739" },
    { "name": "Outcomes of Same-Day Discharge Total Knee Arthroplasty in a Specialized Ambulatory Surgery Center: Satisfied and Safe", "journal": "J Knee Surg", "year": 2026, "doi": "10.1055/a-2796-8229", "pmid": "41698394" },
    { "name": "One-year correlation between smart implantable device-derived gait metrics and patient-reported outcomes after primary total knee arthroplasty", "journal": "Knee", "year": 2026, "doi": "10.1016/j.knee.2026.104451", "pmid": "41990688" }
  ]
}