Population based study of noncardiac chest pain in southern Chinese: Prevalence, psychosocial factors and health care utilization

Table 3 Association of non-cardiac chest pain with other GERD symptoms over the past year

	NCCP	No chest pain	OR
	(n = 307)	(n = 1755)	(95%CI)
Heartburn and/or acid	50.5a	23.2	3.4 (2.6-4.3)
regurgitation (%)
Dysphagia (%)	4.1	2.8	1.5 (0.8-2.8)
Odynophagia (%)	7.1	5.8	1.2 (0.8-2.0)
Globus (%)	15.9a	5.3	3.4 (2.3-4.9)
Dyspepsia (%)	21.8b	14.0	1.7 (1.3-2.3)
Feeling of acidity	31.3a	16.5	2.3 (1.8-3.0)
in stomach (%)
Chronic cough (%)	8.3	5.0	1.7 (1.1-2.7)
Hoarseness of voice (%)	6.3	5.5	1.2 (0.7-1.9)
Asthma (%)	4.2	2.5	1.7 (0.9-3.3)
Pneumonia (%)	0.7	0.5	1.5 (0.3-6.9)

^aP < 0.001 when compared to subjects with no chest pain,

^bP < 0.01 when compared to subjects with no chest pain.