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. 2022 Oct 6;9:973368. doi: 10.3389/fcvm.2022.973368

TABLE 4.

Syncope-related symptoms in study participants.

First author (year) Upper gastrointestinal symptoms Lower gastrointestinal symptoms Other



Nausea, n (%) Vomiting, n (%) Composite,
n (%)
Defecation urge/abdominal pain, n (%) Diarrhea, n (%) Composite, n (%) Diaphoresis, n (%) Bradycardia/asystole, n (%)
Atsuumi et al. (9) 1 (100%)
°Busweiler et al. (10) 33 (61.1%) 33 (61.1%) 39 (72.2%) 39 (72.2%) 35 (64.8%)
Eguchi et al. (11) 1 (100%) 1 (100%) 1 (100%)
Iskos et al. (12) 2 (100%)
°Jardine et al. (6) 57 (82.6%) 57 (82.6%)
*Kapoor (13) 9 (100%) 9 (100%)
*Khadilkar et al. (14)
Marrison and Parry (15) 1 (100%) 1 (100%) 1 (100%) 1 (100%)
Overdijk et al. (16) 1 (100%) 1 (100%) 1 (100%) 1 (100%) 1 (100%) 1 (100%) 1 (100%)
Rytlewski et al. (17) 1 (100%) 1 (100%) 1 (100%) 1 (100%) 1 (100%) 1 (100%) 1 (100%) 1 (100%)
Shahab et al. (18) 5 (100%) 1 (20.0%) 5 (100%) 5 (100%) 5 (100%) 3 (60.0%) 0 (0.0%)
Tewfik et al. (19)
Xu et al. (20) 1 (50.0%) 1 (50.0%) 1 (50.0%) 2 (100%)

*Subgroup from larger cohort. °Includes data from the same cohort. Only unique data presented in the study by Busweiler et al. was used in analysis of clinical characteristics and symptoms.