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Table 3 Univariable and multivariable linear regression analysis of possible predictive characteristics

From: Quantifying the demand for hospital care services: a time and motion study

    

Univariable

Multivariable

Characteristic

N (%)

Mean (SD)

Range

Β

β

CI

P

Β

β

CI

P

Age

 

43 (28.90)

1-92

0.004

0.281

0.000-0.008

0.048

    

Ethnicity

           

Dutch

39 (78)

  

RC

-

-

-

    

Moroccan

2 (4)

  

−0.237

−0.112

−0.861-0.387

0.449

    

Surinamese

2 (4)

  

−0.068

−0.032

−0.692-0.556

0.827

    

Other Western

3 (6)

  

−0.020

−0.012

−0.536-0.496

0.938

    

Other non-Western

4 (8)

  

−0.292

−0.191

−0.744-0.160

0.200

    

Gender (males)

19 (38)

  

0.047

0.055

−0.201-0.295

0.704

    

Charlson co-morbidity index

           

No comorbidity

30 (60)

  

RC

-

-

-

    

1

4 (8)

  

0.093

0.061

−0.344-0.530

0.669

    

2

5 (10)

  

0.338

0.244

−0.059-0.734

0.093

    

3

5 (10)

  

0.492

0.355

0.095-0.888

0.016

    

4

1 (2)

  

0.471

0.159

−0.363-1.305

0.261

    

5

1 (2)

  

0.081

0.027

−0.753-0.915

0.845

    

6

4 (8)

  

0.169

0.110

−0.268-0.606

0.440

    

Complication severity level

           

No complication

46 (92)

  

RC

-

-

-

RC

-

-

-

1

3 (6)

  

0.649

0.371

0.203-1,094

0.005

0.439

0.251

0.077-0.801

0.018

2

1 (2)

  

1,020

0.344

0.265-1.776

0.009

0.811

0.273

0.208-1.414

0.010

3

0 (0)

  

-

-

-

-

-

-

-

-

ASA-class

           

No ASA-class

12 (24)

          

1

19 (38)

  

RC

-

-

-

    

2

14 (28)

  

0.479

0.571

0.226-0.732

<0.001

    

3

5 (10)

  

0.155

0.130

−0.205-0.516

0.388

    

BMI at admission

 

23.16 (6.61)

13.19-42.06

0.015

0.008

−0.002-0.032

0.086

    

Nutritional status

 

0.93 (0.37)

0.00-10.00

0.053

0.274

−0.007-0.112

0.083

    

Delirium during hospitalization

0 (0)

          

Pressure ulcer acquired during hospitalization

0 (0)

          

Isolation

           

barrier

1 (2)

          

strict isolation

0

          

Survival

50 (100)

          

Polypharmacy

 

7.80 (4.90)

0-21

0.309

0.341

0.061-0.556

0.015

0.213

0.235

0.027-0.399

0.026

Admission type

           

home

47 (94)

          

emergency

3 (6)

          

Discharge type

           

Home

48 (96)

          

Other

2 (4)

          

Surgical Intervention performed

14 (28)

  

0.537

0.581

0.318-0.755

<0.001

0.461

0.499

0.271-0.651

<0.001

Medical specialty

           

Surgery

19 (38)

  

RC

-

-

-

    

Pediatrics

17 (34)

  

−0.340

−0.389

−0.608--0.073

0.014

    

Obstetrics & Gynecology

14 (28)

  

−0.046

−0.050

−0.328-0.236

0.745

    
  1. ASA = American Society of Anesthesiologists; BMI = Body Mass Index.