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Subspecialty consultations and emergency department (ED) visits in patients with noncardiac chest pain (NCCP) (mean visits per 10 person-years). Rate ratios are adjusted for age and sex. CV = cardiovascular; GI = gastrointestinal; U = unknown.
a Rate ratio comparing NCCP-U vs NCCP-GI for ED visits: 0.9 (P=.8).
b Rate ratio comparing NCCP-U vs NCCP-GI for CV visits: 1.1 (P=.6).
c Rate ratio comparing NCCP-U vs NCCP-GI for GI visits: 3.2 (P=.01).
