Interaction between the Haptoglobin 2 Phenotype and Diabetes Mellitus on Systolic Pulmonary Arterial Pressure and Nitric Oxide Bioavailability in Hemodialysis Patients

Table 1

Study participants’ characteristics stratified by Hp phenotype.

	Hp 1-1	Hp 2-1	Hp 2-2
DM/non-DM	9/4	30/15	42/22
% DM	69	67	66
Mean age (years)	66.1 ± 16.6	68.3 ± 11.0	66.3 ± 14.0
Range	34–82	46–86	36–92
Male/female	9/4	26/19	36/28
M/F ratio	2.25	1.4	1.3
Systemic hypertension; % ()	85 (11)	87 (39)	84 (54)
Mean systemic blood pressure	144/74 ± 22/16	148/74 ± 23/13	141/73 ± 29/16
Duration of dialysis (years)	6.5 ± 5.3	4.34 ± 2.12	4.27 ± 2.73
Range	1–15	1–10	1–13