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Table 2 Logistic regression (Enter) awareness of own heart failure HF coded as 1

From: Self-awareness of heart failure in the oldest old–an observational study of participants, ≥ 80 years old, with an objectively verified heart failure

 

Model 1 (n = 88)

Model 2 (n = 68)

 

OR

P-value

95 % CI

OR

P-value

95 % CI

   

Lower

Upper

  

Lower

Upper

Age

-

-

-

 

0.915

0.306

0.772

1.085

Gender

        

 Male

-

-

-

 

0.830

0.838

0.139

4.943

Education

        

 >9 years

-

-

-

 

1.938

0.409

0.403

9.315

Living arrangements

        

 Living Alone

-

-

-

 

0.393

0.311

0.065

2.396

Cognitive ability

        

 Normal (reference category)

-

-

-

  

0.391

  

 Mild Impairment

-

-

-

 

2.312

0.273

0.516

10.362

 Moderate/Severe

-

-

-

 

4.467

0.214

0.421

47.445

Activity in daily life

        

 Excellent ability (reference category)

-

-

-

  

0.572

  

 Mild Impairment

-

-

-

 

2.381

0.366

0.364

15.591

 Moderate Impairment

-

-

-

 

0.654

0.689

0.082

5.221

 Severe Impairment

-

-

-

 

2.532

0.348

0.363

17.651

 Total Impairment

-

-

-

 

0.692

0.761

0.064

7.449

Risk of Depression

        

 Absence of risk

-

-

-

 

1.315

0.725

0.287

6.033

Time-span between diagnosis-survey

        

 Months

0.963

0.083

0.924

1.005

0.966

0.204

0.915

1.019

Functional capacity

        

 NYHA I

1.627

0.363

0.570

4.647

1.130

0.864

0.278

4.595

  1. Results are presented as odds ratios (OR) with 95 % confidence intervals (CI). In model 1 only HF-related factors were included, while in model 2 both HF- and age-related factors were included
  2. Hosmer-Lemeshow chi-square test: Model 1 = 0.229; Model 2 = 0.625