Table II.

Univariate analyses of biochemical factors affecting SHPT in patients with chronic kidney disease.

Variable	Controla	SHPTa	P-value
Serum albumin (g/dl)	32.59±7.56	31.48±6.47	0.189
Serum creatinine (µmol/l)	241.45±235.33	699.30±350.17	<0.001b
Blood hemoglobin (g/dl)	117±27.36	88.50±24.96	<0.001b
CO2CP (mmol/l)	23.73±4.22	21.04±4.96	<0.001b
C-reactive protein (g/l)	1.76±10.16	3.11±14.41	0.018c
Triglyceride (mmol/l)	1.23±1.14	1.58±0.92	0.024c
Cholesterol (mmol/l)	4.20±1.29	4.65±1.29	0.016c
LDL-C (mmol/l)	2.49±0.95	2.80±0.91	0.028c
HDL-C (mmol/l)	1.18±0.67	1.14±0.49	0.107
Urinary protein (g/24 h)	3±3.37	2.35±4.43	0.64
Calcium (mmol/l)	2.16±0.23	1.98±1.58	0.024c
Phosphorus (mmol/l)	1.48±0.42	1.88±0.62	<0.001b
PTH (pg/ml)	435.99±380.84	49.86±22.83	<0.001b

SHPT, secondary hyperparathyroidism; CO₂CP, carbon dioxide combining power; LDL-C, low-density lipoprotein cholesterol; HDL-C, high-density lipoprotein cholesterol; PTH, parathyroid hormone.

^aExpressed as the mean ± standard deviation

^bP<0.01

^cP<0.05.