Q17 synthetic review passages; deliberate errors included.

A: numerical error
CSR safety section: “In the active safety population, 12 of 58 participants (12.7%) had at least one treatment-emergent adverse event.”

B: wrong source version
Synopsis final-results section: “At the final cutoff, 10 of 50 active participants (20.0%) had at least one treatment-emergent adverse event [Table 14.3 v1].”

C: lost context
CSR methods section: “The primary endpoint was assessed at Week 24 [Protocol v3, section 6].”

D: cross-document contradiction
Synopsis final-results section: “There were 119 treated participants.” CSR population section: “There were 118 treated participants.”

E: intentional difference
CSR efficacy section: “The efficacy population included 120 randomized participants.” CSR safety section: “The safety population included 118 treated participants.”

F: unavailable evidence
Summary section: “The improvement persisted through Week 24 [Table 14.9].” Table 14.9 is not supplied.