Red blood cell distribution width in elderly hospitalized patients with cardiovascular disease

Table 1 Baseline characteristics of the study population

Demographic/clinical
Age (mean ± SD, yr)	77.50 ± 7.41
Female sex, n (%)	94 (46)
Body weight (mean ± SD, kg)	76.28 ± 14.22
Height (mean ± SD, m)	1.66 ± 0.09
Systolic blood pressure (mmHg)	135(34.8)
Diastolic blood pressure (mmHg)	79 (21)
Heart rate (beats/minute)	73.5 (19)
Left ventricular ejection fraction (%) (median, IQR)	53.00 (37.50, 55.00)
Laboratory
RDW1 (mean ± SD)	15.48% ± 2.15%
C-reactive protein2 (mg/L) (median, IQR)	0.48 (0.16, 1.37)
Hemoglobin3 (mean ± SD, g/dL)	12.25 ± 1.92
Hematocrit3 (mean ± SD)	37.89% ± 6.04%
White blood cells3 (K/μL)	8.31 (2.85)
Urea (mg/dL) (median, IQR)	51.70 (38.60, 70.50)
Creatinine3 (mean ± SD, mg/dL)	1.21 (0.49)
SGOT4 (IU/L) (median, IQR)	20.15 (16.55, 25.65)
SGPT4 (IU/L) (median, IQR)	16.75 (11.65, 22.90)
K+4 (mean ± SD, mmol/L)	4.20 ± 0.56
Na+1 (mmol/L) (median, IQR)	140.00 (137.50, 142.00)
Non-cardiac conditions/morbidities, n (%)
Diabetes mellitus	68 (33)
Chronic obstructive pulmonary disease	37 (18)
Chronic kidney disease	84 (41)
Sleep apnea	15 (7)
Anemia	85 (42)
Cardiac conditions/morbidities, n (%)
Acutely decompensated chronic heart failure	104 (51)
Coronary artery disease	133 (65)
Hypertension	152 (75)
Atrial fibrillation	97 (47.5)
Medications (discharge), n (%)
Renin-angiotensin-aldosterone system inhibitors	159 (78)
Beta-blockers	145 (71)
Diuretics	137 (67)

¹Three values missing.

²Fifty-four values missing.

³Two values missing.

⁴Four values missing. RDW: Red blood cell distribution width; SGOT: Serum glutamic oxaloacetic transaminase; SGPT: Serum glutamic pyruvic transaminase.