Table 2.

The association between sTfR index 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	1.19 (1.07–1.32)	0.001	53	1.17 (0.92–1.49)	0.21	60	1.22 (1.01–1.48)	0.043
Tertile 1	70	1.00 (Ref.)	—	15	1.00 (Ref.)	—	17	1.00 (Ref.)	—
Tertile 2	65	0.97 (0.69–1.37)	0.870	14	1.10 (0.53–2.30)	0.800	17	0.96 (0.49–1.89)	0.906
Tertile 3	96	1.62 (1.17–2.25)	0.004	24	2.46 (1.25–4.83)	0.012	26	1.60 (0.84–3.03)	0.157
Model 2
Per SD increment	231	1.20 (1.07–1.34)	0.002	53	1.06 (0.79–1.41)	0.721	60	1.25 (1.03–1.51)	0.032
Tertile 1	70	1.00 (Ref.)	—	15	1.00 (Ref.)	—	17	1.00 (Ref.)	—
Tertile 2	65	0.96 (0.68–1.36)	0.816	14	1.02 (0.48–2.16)	0.966	17	1.00 (0.50–2.02)	0.992
Tertile 3	96	1.55 (1.11–2.16)	0.010	24	1.73 (0.86–3.51)	0.139	26	1.80 (0.93–3.48)	0.090
Model 3
Per SD increment	231	1.25 (1.08–1.45)	0.003	53	1.18 (0.83–1.68)	0.375	60	1.38 (1.07–1.77)	0.018
Tertile 1	70	1.00 (Ref.)	—	15	1.00 (Ref.)	—	17	1.00 (Ref.)	—
Tertile 2	65	1.08 (0.74–1.57)	0.689	14	1.19 (0.54–2.64)	0.674	17	1.19 (0.56–2.53)	0.654
Tertile 3	96	1.71 (1.14–2.57)	0.011	24	2.48 (1.05–5.87)	0.053	26	2.29 (1.02–5.14)	0.053

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.