Distributions of Usage and the Costs of Conventional Medicine and Traditional Chinese Medicine for Lung Cancer Patients in Taiwan

Table 5

Univariate and multivariate Cox's analyses of TCM use for overall mortality stratified by surgery status. (𝑛=7,677).

	N	Person-years	Cases	IR	Mortality
					Age & gender adjusted HR (95% CI)	Adjusted^a HR (95% CI)
Patients with surgery
TCM users
No	508	2810.47	68	24.19	1.00	1.00
Yes	230	1090.53	29	26.59	1.06; (0.68–1.64)	0.95; (0.56–1.60)
Patients without surgery
TCM users
No	5113	25551.53	1184	46.34	1.00	1.00
Yes	1826	10908.33	272	24.94	0.67***; (0.58–0.76)	0.64***; (0.55–0.76)

^∗𝑃<0.05; ^∗∗𝑃<0.01; ^∗∗∗𝑃<0.001.
aMultivariate adjustment for age, sex, visit one year ago, insured amount, urban level, residential area and insured unit.
IR: Incidence density rate = Number of incidence cases/Person-years * 1000.