Bidirectional relationship between anxiety disorder and cancer: a longitudinal population-based cohort study

BMC Cancer

Table 4 Demographic characteristics of patients with cancer and comparison cohort (2003–2005)

Variable	Patients with cancer (N = 33,334)		Patients without cancer (N = 133,336)		p value
Variable	N	%	N	%	p value
Age (years)					-
<30	1236	3.70	4944	3.70
30–44	6426	19.28	25,704	19.28
45–64	14,033	42.10	56,132	42.10
≥65	11,639	34.92	46,556	34.92
Sex					-
Male	16,865	50.59	67,460	50.59
Female	16,469	49.41	65,876	49.41
Income					< 0.0001
≥NT$40,000	5453	16.36	19,396	14.55
NT$20,000-NT$39,999	6156	18.47	22,081	16.56
< NT$20,000	21,725	65.17	91,859	68.89
Region					0.0002
Northern	15,062	45.19	61,135	45.85
Central	4601	13.80	18,393	13.79
Southern	12,724	38.17	49,559	37.17
Eastern	947	2.84	4249	3.19
Urbanization					< 0.0001
Urban	12,957	38.87	52,134	39.10
Suburban	7085	21.25	29,620	22.21
Rural	13,292	39.88	51,582	38.69
CCI					< 0.0001
<3	10,679	32.04	75,454	56.59
≥3	22,655	67.96	57,882	43.41

ISSN: 1471-2407