We aimed to establish the effects of sarcopenia on postoperative complications among patients undergoing surgical treatment for gastric cancer
Among gastrointestinal disease, gastric cancer is a malignancy which is diagnosed predominantly in advanced stages, mostly accompanied with malnutrition when diagnosed, has aggressive behavior with poor oncological outcomes. The only option for curative treatment is surgical resection in this malignancy; however, the surgical procedure itself causes high morbidity and mortality rates. Therefore, physicians combine various treatment modalities and risk assessment to decrease complication and mortality rates. Sarcopenia is a syndrome characterized by progressive and generalized loss of skeletal muscle mass and strength with a risk of adverse outcomes such as physical disability, poor quality of life, and death. For the diagnosis of sarcopenia, using the presence of both low muscle mass and decreased muscle function (strength or performance) is recommended. Previous studies showed that colorectal or pancreatic cancer accompanied with sarcopenia has adverse effects on not only for short term and also for long term outcomes. The majority of studies regarding gastric cancer was published from Eastern countries owing to their high incidence. There are few studies from western countries which are mostly retrospective and does not meet the diagnostic criteria of sarcopenia. In the western population, there is no high-quality evidence so far regarding the impact of sarcopenia on early outcomes of gastric cancer surgical treatment.
Study Type
OBSERVATIONAL
Enrollment
185
No intervention is planned for the participants for the treatment of gastric cancer. Treatment decision will be in line with clinical practice guidelines. Surgical team will be blind to the participant's sarcopenia status.
Karadeniz Technical University, Faculty of Medicine
Trabzon, Turkey (Türkiye)
Postoperative complications
complications graded by Clavien-Dindo Complication Classification System
Time frame: within 30 days after surgery
Length of hospital stay
time interval from the date of operation to the date of discharge
Time frame: up to 90 days
Mortality
Dying after surgery
Time frame: within 30 days after surgery
Readmission rate
readmission to the hospital because of the adverse events after discharge
Time frame: within 30 days after surgery
Incidence of sarcopenia
Sarcopenia consensus defined by The European Working Group on Sarcopenia in Older People
Time frame: one day before surgery
Muscle mass volume
muscle mass volume of a cross-sectional computerized- tomography image of the L3, corrected for patient height resulting in L3 muscle index.
Time frame: one day before surgery
Psoas muscle mass volume
muscle mass volume of Psoas muscle with 3D reconstruction
Time frame: one day before surgery
Muscle strength
evaluated by handgrip strength test (with digital dynamometer)
Time frame: one day before surgery
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Physical performance
evaluated by 4-meter gait speed test
Time frame: one day before surgery
Major complication
grade 3 or higher complications graded by Clavien-Dindo Complication Classification System
Time frame: within 30 days after surgery