Prognostic Significance of Chronic Kidney Disease (CKD-EPI Equation) and Anemia in Patients with Chronic Heart Failure Secondary to Chagas Cardiomyopathy

Table 1

Baseline characteristics of Chagas cardiomyopathy prospective cohort (N = 232).

Variable	Median (25^th–75^th) or N (%)
Clinical characteristics
Age (years)	56 (45–66)
Gender (male)	153 (65.9)
NYHA classes I and II	157 (67.7)
NYHA classes III and IV	75 (32.3)
Heart rate (beats/min)	68 (60–80)
Systolic blood pressure (mmHg)	110 (100–120)
Diastolic blood pressure (mmHg)	70 (60–80)
Type 2 diabetes mellitus	11 (4.7)
Laboratory analysis
Sodium (mEq/L)	141 (138–144)
Potassium (mEq/L)	4.4 (4.0–4.8)
12-lead resting electrocardiography
Atrial fibrillation	63 (27.2)
Implantable cardioverter-defibrillator	26 (11.2)
Pacemaker	124 (53.4)
Left bundle branch block	37 (15.9)
Right bundle branch block	93 (40.1)
Left anterior fascicular block	91 (39.2)
Low voltage of QRS	12 (5.2)
Ventricular premature contraction	108 (46.6)
2D-ecochardiography
Left ventricular end-diastolic diameter (mm)	65 (59–71)
Left ventricular systolic diameter (mm)	55 (50–61)
Right ventricular diameter (mm)	25 (20–30)
Wall motion abnormalities	78 (33.6)
Left ventricular apical aneurysm	15 (6.5)
Left ventricular ejection fraction (%)	31.7 (24.5–40.0)

N: number of individuals; NYHA: New York Heart Association Functional Class.