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Table 3 Univariate COX analysis of risk factors correlated with 365-day all-cause mortality

From: Association of elevated albumin-corrected anion gap with all-cause mortality risk in atrial fibrillation: a retrospective study

Variables

HR (95%CI)

P-value

ACAG

1.07 (1.06 ∼ 1.08)

< 0.01

Age (years)

1.04 (1.03 ∼ 1.04)

< 0.01

Sex, male, n (%)

0.84 (0.74 ∼ 0.94)

< 0.01

Myocardial infarction, n (%)

1.26 (1.11 ∼ 1.43)

< 0.01

Congestive heart failure, n (%)

1.28 (1.14 ∼ 1.43)

< 0.01

Diabetes, n (%)

1.13 (1.01 ∼ 1.28)

0.05

Obesity, n (%)

0.69 (0.57 ∼ 0.85)

< 0.01

Peripheral vascular disease, n (%)

1.24 (1.06 ∼ 1.44)

< 0.01

Cerebrovascular disease, n (%)

1.33 (1.17 ∼ 1.51)

< 0.01

Paraplegia, n (%)

1.30 (1.09 ∼ 1.56)

< 0.01

Renal Disease, n (%)

1.45 (1.28 ∼ 1.64)

< 0.01

Liver Disease, n (%)

1.58 (1.28 ∼ 1.96)

< 0.01

Hematocrit, %

0.99 (0.98 ∼ 0.99)

0.02

Hemoglobin, g/dL

0.94 (0.91 ∼ 0.96)

< 0.01

WBC, K/uL

1.01 (1,0.01 ∼ 1.02)

< 0.01

RDW, %

1.12 (1.10 ∼ 1.15)

< 0.01

Albumin, g/dL

0.68 (0.62 ∼ 0.75)

< 0.01

AG, mmol/L

1.06 (1.05 ∼ 1.07)

< 0.01

BUN, mg/dL

1.01 (1.01 ∼ 1.01)

< 0.01

Creatinine, mg/dL

1.11 (1.08 ∼ 1.15)

< 0.01

Glucose, g/dL

1.01 (1.01 ∼ 1.01)

< 0.01

Sodium, mEq/L

1.03 (1.01 ∼ 1.04)

< 0.01

Potassium, mEq/L

1.24 (1.17 ∼ 1.30)

< 0.01

INR

1.07 (1.05 ∼ 1.10)

< 0.01

prothrombin time, s

1.01 (1.01 ∼ 1.01)

< 0.01

Partial thromboplastin time, s

1.01 (1.01 ∼ 1.01)

0.02

Systolic blood pressure, mmHg

0.99 (0.99 ∼ 0.99)

< 0.01

Diastolic blood pressure, mmHg

0.98 (0.98 ∼ 0.99)

< 0.01

Mean blood pressure, mmHg

0.98 (0.98 ∼ 0.99)

< 0.01

SOFA

1.11 (1.09 ∼ 1.12)

< 0.01

OASIS

1.06 (1.05 ∼ 1.06)

< 0.01

SAPS II

1.04 (1.04 ∼ 1.04)

< 0.01

Statin

0.80 (0.71 ∼ 0.90)

< 0.01

Beta-Blockers

0.79 (0.70 ∼ 0.89)

< 0.01

ACEI/ARB

0.73 (0.59 ∼ 0.90)

< 0.01

Heparin

1.18 (1.02 ∼ 1.36)

0.02

Warfarin

0.68 (0.58 ∼ 0.80)

< 0.01

  1. Abbreviation: HR, Hazard Ratio; CI, Confidence Interval; ACAG, albumin-corrected anion gap; WBC, white blood cell; RDW, red cell distribution width; AG, anion gap; BUN, blood urea nitrogen; INR, international normalized ratio; SOFA, sequential organ failure assessment; OASIS, Oxford Acute Severity of Illness Score; SAPS II, simplified acute physiology score; ACEI/ARB, angiotensin-converting enzyme inhibitor/ angiotensin II receptor blocker