Roel Bogie

Chapter 6

PubMed results n=2403

Embase results n=399

Cochrane results n=177

Identi cation Screening Eligibility Included

Combined results n=2979

Records excluded based on title/abstract (n=2877)

Results (full texts) n=102

Full-text articles excluded, with reason (n=92) 1. Language (n=4) 2. Abstract prior to full study (n=8) 3. Another outcome measure (n=11) 4. No adjuvant intervention (n=46) 5. No naive large colorectal polyps (n=7) 6. No original data (n=13) 7. Study protocol (n=3)

Inclusion n=10

Inclusion by cross-reference (n=0)

Studies included for qualitative synthesis n=10

Studies included for quantitative synthesis (meta-analysis) n=10

Figure 6.1: Study flowchart.

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