Journal of pain and symptom management
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J Pain Symptom Manage · Feb 2016
Review Meta AnalysisGender Differences in Hiccup Patients: Analysis of Published Case Reports and Case-Control Studies.
Although sporadic male predominance in hiccup patients has been reported, the association between gender differences and triggering factors has rarely been evaluated in patients with hiccups. ⋯ We demonstrated male predominance in hiccup patients. This gender difference for hiccups was more pronounced in patients with non-CNS causes, whereas indistinct in patients with CNS causes.