reduced muscle mass under nutrition
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: - Signed informed consent; - Scheduled to undergo elective colorectal surgery with primary anastomosis for (pre)malignancy; - 65 years or older; - BMI
Exclusion criteria
Exclusion criteria: - Participant is receiving parenteral nutrition or enteral nutrition via feeding tube in the preoperative phase; - Participants who are scheduled to receive neoadjuvant therapy; - BMI >35 kg/m²; - A history of or an active inflammatory gastrointestinal disease; - Distant metastasis at the time of diagnosis (TNM stage M1); - Inability or contraindication to performing physical exercise; - Complex dietary needs and/or dietary allergies;
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| The primary outcome is functional capacity. This is measured with the validated 6-minute walking test (6MWT). | — |
Secondary
| Measure | Time frame |
|---|---|
| a. Postoperative complications within 30 days (Clavien Dindo) b. Time to functional recovery c. Health related quality of life (outpatient, EORTC QLQC-30) d. VAS score appetite (see appendix 4) e. VAS score food experience (see appendix 5) f. Handgrip strength test (according to the South Hampton protocol) g. Bioelectrical impedance analysis (BIA) h. Time Up and Go Test (TUGT) i. Maximal oxygen uptake (VO2max) j. Short Physical Performance Battery (SPPB) k. Sarcopenia (measured with preoperative abdominal CT-scan) Other outcomes a. Anthropomorphic and demographic parameters b. Disease related demographics c. Laboratory values: Hb, CRP, leukocytes, CEA, albumin, glucose, ferritin, vitamin D, liver- and kidney function test. d. Comorbidities e. Nutritional assessments (length, height, BMI, current weight) f. Short Nutritional Assessment Questionnaire (SNAQ) g. Groningen Frailty Index (GFI) | — |
Countries
Netherlands