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NCT Number: NCT07350785

Prediction of Mortality and Morbidity After Hip Fracture Using Monocyte Distribution Width (MDW)

Hip fracture is a common injury in older adults and is often associated with serious complications, longer hospital stays, and increased risk of death. One of the most important causes of poor outcomes after hip fracture surgery is infection, including severe infections such as sepsis. Early identification of patients at higher risk for complications could help improve treatment and survival.

This study aims to examine whether a blood test parameter called Monocyte Distribution Width (MDW), along with other commonly used inflammatory markers, can help predict complications and survival in elderly patients with hip fracture. MDW is measured as part of a routine complete blood count and has shown promise in the early detection of infection and systemic inflammation.

Approximately 100 patients aged 65 years or older who are admitted to the hospital with a low-energy hip fracture will be included in this study. Blood tests will be performed at hospital admission, after surgery, and at other time points as part of standard clinical care. These tests include routine blood counts and inflammatory markers such as C-reactive protein (CRP), procalcitonin (PCT), antithrombin III, and MDW. No additional invasive procedures are required beyond standard medical care.

Researchers will collect information about each patient's medical history, overall health status, and daily activity level before the fracture. Patients will be followed after surgery to assess complications, length of hospital stay, and survival at 1 month, 3 months, and 1 year.

The results of this study may help determine whether MDW can be used as a simple and reliable marker to identify patients at higher risk of complications or death after hip fracture. This could support earlier intervention, closer monitoring, and improved care for elderly patients with hip fractures in the future.

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Key information

Age range

65 year and older

Sex eligibility

All sexes

Study type

Observational

Primary location

Laboratory for Research of the Musculoskeletal System

Kifissia, Attica, 14561, Greece

Location status: Recruiting

Location contact

Efstathios Chronopoulos

PRINCIPAL_INVESTIGATOR

Efstathios Chronopoulos, Prof.

CONTACT

[email protected]

00306944837793

Kalliopi Lampropoulou-Adamidou

SUB_INVESTIGATOR

Lamprini Agapitou

CONTACT

[email protected]

00306943550207

Lamprini Agapitou

SUB_INVESTIGATOR

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Patients aged ≥65 years
  • Admission with low-energy hip fracture (femoral neck, intertrochanteric, or subtrochanteric fracture)
  • Admission to General Hospital of Attica KAT
  • Availability of baseline laboratory measurements, including complete blood count with monocyte distribution width (MDW) and inflammatory biomarkers

Exclusion criteria

  • Age <65 years
  • High-energy trauma-related hip fractures
  • Pathological fractures

Treatment and study plan

Primary outcomes

  1. All-cause mortality

    Time frame: Up to 12 months postoperatively.

    Assessment of all-cause mortality in geriatric patients with low-energy hip fracture and its association with Monocyte Distribution Width (MDW) values measured at admission and during hospitalization.

Secondary outcomes

  1. Postoperative morbidity

    Time frame: From postoperative day 1 through study completion, an average of 1 year.

    Assessment of postoperative morbidity, including infectious and non-infectious complications, and its association with Monocyte Distribution Width (MDW) and other inflammatory markers (C-reactive protein, procalcitonin, antithrombin III).

  2. Incidence of sepsis

    Time frame: From postoperative day 1 through study completion, an average of 1 year.

    Occurrence of sepsis during hospitalization or postoperative follow-up, evaluated in relation to MDW values and other inflammatory biomarkers.

  3. Change in Monocyte Distribution Width (MDW) over time

    Time frame: From hospital admission through hospital discharge, up to 14 days postoperatively.

    Evaluation of changes in MDW values from admission through the postoperative period and at discharge, and their association with clinical outcomes.

  4. Length of hospital stay

    Time frame: From the date of hospital admission until hospital discharge, assessed up to 30 days.

    Duration of hospitalization measured in days and its association with MDW and inflammatory marker levels.

Study contacts

Contact information is provided by the study sponsor or research team.

Efstathios Chronopoulos

CONTACT

[email protected]

00306944837793

Lamprini Agapitou

CONTACT

[email protected]

00306943550207

Sponsors and collaborators

Lead sponsor

National and Kapodistrian University of Athens

Other

Registry information

Official study title

The Role of Monocyte Distribution Width (MDW) and Other Inflammatory Biomarkers in the Prediction of Mortality and Morbidity in Patients With Hip Fracture

Acronym: MDW

Important dates

Study start
2024
Primary completion
2026
Study completion
2026
First posted
Jan 20, 2026
Registry last updated
Jan 20, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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