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Table 1 The schedule of enrolment, interventions, and assessments

From: Effectiveness of intensive perioperative nutrition therapy among adults undergoing gastrointestinal and oncological surgery in a public hospital: study protocol for a pragmatic randomized control trial

  1. −t1: Outpatient appointment day
  2. t1: First day of hospital admission for planned surgery
  3. t2: First day of tolerating solid food in the ward
  4. t3: 1 day before discharge from hospital
  5. tx: 4 weeks after discharge from hospital