Table 4.

The association between three tertiles of ferritin and all-cause, CVD, and cancer mortality.

	All-cause mortality			CVD-related mortality			Cancer-related mortality
	No. event	HR (95% CI)	p-value	No. event	sHR (95% CI)a	p-value	No. event	sHR (95% CI)a	p-value
Model 1
Per SD increment	231	1.02 (0.88–1.18)	0.793	53	1.04 (0.77–1.41)	0.804	60	0.94 (0.71–1.24)	0.667
Tertile 1	53	1.00 (Ref.)	—	10	1.00 (Ref.)	—	17	1.00 (Ref.)	—
Tertile 2	78	1.24 (0.87–1.77)	0.228	19	1.36 (0.63–2.97)	0.438	16	0.83 (0.42–1.65)	0.601
Tertile 3	100	1.29 (0.89–1.87)	0.173	24	1.09 (0.49–2.44)	0.839	27	1.27 (0.65–2.49)	0.482
Model 2
Per SD increment	231	1 (0.87–1.16)	0.961	53	1.09 (0.8–1.49)	0.581	60	0.89 (0.68–1.18)	0.439
Tertile 1	53	1.00 (Ref.)	—	10	1.00 (Ref.)	—	17	1.00 (Ref.)	—
Tertile 2	78	1.14 (0.8–1.63)	0.477	19	1.24 (0.56–2.74)	0.595	16	0.82 (0.41–1.64)	0.574
Tertile 3	100	1.2 (0.83–1.73)	0.334	24	1.15 (0.52–2.57)	0.727	27	1.1 (0.56–2.17)	0.781
Model 3
Per SD increment	231	1.09 (0.84–1.43)	0.519	53	1.00 (0.55–1.83)	0.989	60	0.71 (0.44–1.15)	0.178
Tertile 1	53	1.00 (Ref.)	—	10	1.00 (Ref.)	—	17	1.00 (Ref.)	—
Tertile 2	78	1.32 (0.91–1.92)	0.15	19	1.19 (0.52–2.70)	0.681	16	0.9 (0.43–1.87)	0.781
Tertile 3	100	1.55 (0.96–2.51)	0.077	24	0.94 (0.33–2.65)	0.907	27	1.33 (0.54–3.32)	0.540

Model 1: unadjusted; model 2: adjusted for age, sex, ethnicity, smoking status, drinking status, and education; and model 3: further adjusted for BMI, SBP, DBP, albumin, total cholesterol, serum creatinine, serum potassium, Hemoglobin, MCV, diabetes, hypertension, CVD, cancer, and ferritin.

^aSub-distribution hazard ratio accounting for the competing event.