Summary of the Therapeutic Outcomes based on Different Health Problems and Treatment Durations.

1: For studies reporting multiple main outcomes, at least one “++” were identified 2: For studies reporting multiple main outcomes, no “++” but at least one “+” were identified 3: “0” for all main outcome(s) 4: “−” or “− −”for all main outcome(s); MI: Myocardial infarction # Twenty studies for postoperative nausea and vomiting and one study for intra-operative nausea and vomiting ## Perioperative/prehospital pain was observed in 5 studies, but comparison between groups was not performed (or not clearly reported) in 1 study ### Motion sickness was observed in 3 studies, but comparison between groups was not performed (or not clearly reported) in 2 studies #### Acupressure durations were less than 1 hour in 14 studies, but comparison between groups was not performed (or not clearly reported) in 2 studies Summary of the Therapeutic Outcomes based on Different Health Problems and Treatment Durations.