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

Table 4 Comparison between subjects with noncardiac chest pain over the past year who did and did not seek health care

	NCCP health care	NCCP non-health
	seekers (n = 131)	care seekers (n = 176)
Mean age ± SD	39 ± 14	36 ± 14
Female (%)	57.5a	42.8
Chest pain severity	39.2a	26.5
moderate or worse (%)
Chest pain once a	27.5	21.7
month or more (%)
Chest pain requiring days-off	35.3b	3.1
Presence of GERD (heartburn	67.5b	40.1
and/or acid regurgitation) (%)
Social life being affected	31.4b	6.2
Mean anxiety score	5.8	5.3
Mean depression score	4.7	4.2

^aP < 0.05 when compared to non-health seekers,

^bP < 0.001 when compared to non-health seekers.