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Table 1 Baseline characteristics of the study groups

From: Platelet-to-hemoglobin ratio as a valuable predictor of long-term all-cause mortality in coronary artery disease patients with congestive heart failure

Characteristic

Overall

Group1

Group2

P value

(n = 2599)

PHR < 1.69

PHR ≥ 1.69

 

(n = 1299)

(n = 1300)

Demographic characteristics

Age, years, mean (SD)

66.26 (10.91)

66.29 (10.76)

66.24 (11.07)

0.907

Age ≥ 75 (%)

651 (25.0)

334 (25.7)

317 (24.4)

0.462

Female, n (%)

660 (25.4)

253 (19.5)

407 (31.3)

< 0.001

Medical history

DM, n (%)

921 (35.5)

405 (31.2)

516 (39.7)

< 0.001

AMI, n (%)

1290 (49.7)

592 (45.6)

698 (53.7)

< 0.001

HT, n (%)

1504 (57.9)

698 (53.8)

806 (62.0)

< 0.001

CKD, n (%)

1117 (43.0)

523 (40.3)

594 (45.7)

0.006

Hyperlipidemia, n (%)

1726 (69.5)

855 (69.1)

871 (69.9)

0.703

LVEF mean (SD)

48.55 (14.50)

48.57 (14.94)

48.53 (14.06)

0.957

Anemia, n (%)

1319 (50.8)

471 (36.3)

848 (65.2)

< 0.001

Stroke, n (%)

213 (8.2)

108 (8.3)

105 (8.1)

0.877

PCI, n (%)

1857 (71.5)

904 (69.6)

953 (73.3)

0.040

Laboratory tests

WBC, 109/L, mean (SD)

9.57 (4.08)

9.25 (4.05)

9.88 (4.08)

< 0.001

HGB, g/L, mean (SD)

126.07 (20.42)

134.13 (17.51)

118.03 (19.94)

< 0.001

PLT, 109/L, mean (SD)

227.00 (85.61)

172.66 (39.05)

281.29 (85.03)

< 0.001

ALB, g/L, mean (SD)

33.09 (4.87)

33.81 (4.73)

32.36 (4.92)

< 0.001

eGFR, ml/min/1.73 m2, mean (SD)

62.87 (28.12)

65.40 (25.60)

60.31 (30.25)

< 0.001

HbA1c, %, mean (SD)

6.82 (1.60)

6.70 (1.48)

6.95 (1.69)

0.003

CHOL, mmol/L, mean (SD)

4.52 (1.25)

4.52 (1.21)

4.52 (1.28)

0.983

TRIG, mmol/L, mean (SD)

1.50 (0.92)

1.46 (0.98)

1.53 (0.86)

0.047

HDL-C, mmol/L, mean (SD)

0.97 (0.27)

0.98 (0.27)

0.96 (0.27)

0.125

LDL-C, mmol/L, mean (SD)

2.83 (1.03)

2.84 (1.01)

2.82 (1.04)

0.562

Medications

Beta-blocker, n (%)

1781 (77.6)

903 (77.7)

878 (77.5)

0.940

ACEI/ARB, n (%)

1137 (49.5)

596 (51.3)

541 (47.7)

0.098

Clopidogrel, n (%)

1954 (85.1)

956 (82.3)

998 (88.1)

< 0.001

Aspirin, n (%)

1987 (86.6)

983 (84.6)

1004 (88.6)

0.006

Statins, n (%)

2069 (90.2)

1025 (88.2)

1044 (92.1)

0.002

CCB, n (%)

437 (19.0)

190 (16.4)

247 (21.8)

0.001

  1. DM, diabetes mellitus; AMI, acute myocardial infarction; HT, hypertension; CKD, chronic kidney disease; LVEF, left ventricular ejection fraction; PCI, percutaneous coronary intervention; WBC, white blood cell; HGB, hemoglobin; PLT, platelet; ALB: albumin; eGFR, estimated glomerular filtration rate; HbA1c, hemoglobin A1c; CHOL, cholesterol; TRIG, triglycerides; HDL-C, high-density lipoprotein cholesterol; LDL-C, low-density lipoprotein cholesterol; ACEI/ARB, angiotensin-converting enzyme inhibitor/angiotensin receptor blocker; CCB, calcium channel blockers