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Table 1 Basic characteristics of CHD patients, patients presenting with GI disease including GERD and with GERD

From: Heartburn or angina? Differentiating gastrointestinal disease in primary care patients presenting with chest pain: a cross sectional diagnostic study

Basic characteristics Patients with CHD (n = 180) Patients with GI disease (n = 71) Patients with GERD (n = 42)
Mean age (range) 69 years (35 - 91 years) 58 years (35 - 86 years) 58 years (35 -86 years)
Sex - female patients - n (%) 88 (48.9) 47 (66.2) 25 (59.5)
Chest pain at the time of consultation - n (%) 56 (31.1)* 33 (47.1)* 15 (35.7)*
Known by the GP - n (%) 167 (92.8) 65 (91.5) 39 (92.9)
Chest pain as reason for consultation - n (%) 149 (82.8) 64 (90.1) 37 (88.1)
Acute chest pain (< 48 hours) - n (%) 51 (28.3)* 19 (27.9)* 7 (16.7)*
  1. * Slightly changing denominator because of missing data