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Table 2 Results of multivariable logistic regression analysis for mortality at the 1st postoperative year

From: Rapid preoperative predicting tools for 1-year mortality and walking ability of Asian elderly femoral neck fracture patients who planned for hip arthroplasty

Variables (Unit/ref)

Coefficient

Standard error

P value

OR

95% Confidence interval

  Age (Year)

0.036

0.019

0.06

1.037

0.998–1.077

  Gender (Male)

− 0.292

0.286

0.307

0.747

0.426–1.308

  Resident (Downtown)

0.005

0.357

0.989

1.005

0.499–2.025

  Medical insurance (No)

0.193

0.269

0.472

1.213

0.716–2.055

  Marriage (With spouse)

0.369

0.293

0.208

1.447

0.815–.569

  Smoking history (No)

1.475

0.947

0.119

4.373

0.684–27.962

  Fragility fractures history (No)

− 0.574

0.572

0.316

0.564

0.184–1.728

  Dementia (No)

0.797

0.453

0.078

0.451

0.185–1.095

  Preoperative walking ability (Bedridden)

− 1.164

0.175

0

0.312

0.222–0.44

  Time from injury to diagnosis (Days)

− 0.005

0.006

0.398

0.995

0.983–1.007

  CCI score (≤ 4)

0.596

0.275

0.03

1.815

1.059–3.111

  Vital sign (Normal)

− 0.407

0.286

0.154

0.665

0.38–1.165

  Electrocardiogram (Normal)

0.837

0.291

0.004

2.309

1.305–4.084

  Chest radiograph (Normal)

0.909

0.397

0.022

2.481

1.14–5.402

  Baseline GLU (mmol/L)

− 0.042

0.058

0.47

0.959

0.856–1.074

  Baseline HGB (g/L)

0.002

0.007

0.812

1.002

0.988–1.016

  Baseline ALB (g/L)

− 0.077

0.029

0.008

0.926

0.876–0.98

  Baseline INR

− 0.137

0.439

0.754

0.872

0.369–2.059

  Surgical procedure (THA)

0.115

0.309

0.71

1.122

0.612–2.054

  Anesthesia procedure (SA)

  

0.279

    

    PNB

0.087

0.438

0.843

1.091

0.462–2.574

    GA

0.368

0.47

0.433

0.692

0.276–1.737

  Perioperative complications (No)

− 0.168

0.372

0.652

0.845

0.408–1.752

  1. Note: THA total hip arthroplasty, SA spinal anesthesia, PNB peripheral nerve block, GA general anesthesia