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. 2024 Aug 17;25:547. doi: 10.1186/s13063-024-08357-6

Table 3.

Characteristics of (serious) adverse events (after follow-up interview)

Pre-assessment
N = 823
After session 1
N = 649
After session 3
N = 556
After session 5
N = 537
Follow-up assessment
N = 533
Lecture PLH Lecture PLH Lecture PLH Lecture PLH Lecture PLH
Total N 408 415 285 364 255 301 229 308 247 286
AE data available 401 411 284 364 253 301 229 308 244 283
Follow-up call required 42 (10%)a 45 (11%) 32 (12%)a 35 (10%) 17 (7%)a 24 (8%) 7 (3%)a 15 (5%) 28 (12%) 27 (10%)
Results of follow-up interview
 No AE 3 (< 1%) 1 (< 1%) 1 (< 1%) 0 0 0 0 0 0 0
 AE 35 (9%) 42 (10%) 30 (11%) 35 (10%) 16 (5%) 24 (8%) 6 (3%) 15 (5%) 27 (11%) 23 (8%)
 SAE 3 (< 1%) 2 (< 1%) 0 0 0 0 0 0 1 (< 1%) 4 (1%)
Happened to
 Caregiver 31 (8%) 35 (9%) 14 (5%) 22 (6%) 4 (2%) 14 (4%) 4 (2%) 8 (3%) 14 (6%) 14 (5%)
 Child 10 (2%) 10 (2%) 16 (6%) 13 (4%) 12 (5%) 9 (3%) 2 (1%) 7 (2%) 13 (5%) 11 (4%)
 Expected 21 (5%) 21 (5%) 13 (5%) 11 (3%) 4 (2%) 7 (2%) 4 (2%) 5 (2%) 9 (4%) 8 (3%)
Definitely/probably/possibly related to study 0 0 0 0 0 0 0 0 0 0
Unrelated to studyb 38 (100%) 44 (100%) 30 (100%) 35 (100%) 16 (100%) 24 (100%) 6 (100%) 15 (100%) 28 (100%) 27 (100%)
COVID-19 related 7 (2%) 3 (1%) 4 (2%) 9 (3%) 1 (< 1%) 4 (1%) 0 2 (1%) 5 (19%) 4 (17%)
N of cases with more than one AE
 2 AE 8 (2%) 13 (3%) 2 (1%) 5 (1%) 3 (1%) 4 (1%) 0 3 (1%) 6 (3%) 6 (3%)
 3 AE 4 (1%) 7 (2%) 1 (< 1%) 2 (1%) 3 (1%) 2 (1%) 0 0 2 (1%) 1 (< 1%)

Note. Displayed is the number of families that reported at least one AE per assessment point in both conditions. Percentages relate to the cases per randomised group with available AE data at each assessment point

an = 1 case with required follow-up call according to checklist data, but follow-up call form is missing

bPercentages relate to the cases with at least one (S)AE per randomised group at each assessment point