Parathyroidectomy Is Associated with Reduced Mortality in Hemodialysis Patients with Secondary Hyperparathyroidism

Table 3

Cox proportional hazard regression of cardiovascular survival analysis for 221 hemodialysis patients with iPTH over 800 pg/mL.

	Univariate regression model					Multivariate regression model ( = 203)
						Full model			Final model
	95.0% CI for HR					95.0% CI for aHR			95.0% CI for aHR
	HR	Lower	Upper	value	aHR	Lower	Upper	value	aHR	Lower	Upper	value
Age ≥65	3.64	1.51	8.80	0.004	3.21	1.15	8.94	0.026	2.46	0.98	6.19	0.056
Male gender	1.06	0.44	2.51	0.904	0.87	0.32	2.38	0.789
Hypertension	0.80	0.34	1.89	0.606	0.71	0.27	1.87	0.486
Diabetes mellitus	3.94	1.52	10.21	0.005	2.62	0.95	7.27	0.064	3.14	1.19	8.29	0.021
Hb >10 g/dL	0.95	0.40	2.25	0.904	0.52	0.18	1.47	0.218
Albumin ≤3.5 g/dL	0.98	0.13	7.29	0.982	0.35	0.03	3.73	0.384
Hyperuricemia	0.62	0.21	1.83	0.381	0.68	0.20	2.33	0.542
Phosphate <5.5 mg/dL	0.66	0.22	1.95	0.449
Ca × P <55 (mg/dL)^2	1.16	0.47	2.87	0.756	0.78	0.29	2.08	0.619
Cholesterol ≥200 m/dL	1.19	0.50	2.84	0.687	1.40	0.47	4.16	0.546
Triglyceride ≥150 mg/dL	1.07	0.45	2.53	0.873	0.83	0.28	2.51	0.746
PTH ≥1500 pg/mL	0.65	0.15	2.79	0.563
PTH ≥2000 pg/mL	2.21	0.51	9.51	0.286	2.81	0.46	17.23	0.265
CCI ≥5	2.99	1.16	7.72	0.024	2.15	0.78	5.89	0.138
Parathyroidectomy	0.31	0.09	1.06	0.061	0.43	0.11	1.67	0.221	0.44	0.13	1.57	0.208