Table 2 Cox proportional hazard models

Age (year)

0.0100

0.637

1.010

0.969 — 1.053

Sex (Female)

-0.2700

0.122

0.763

0.542 — 1.075

Body mass index (kg/m2)

0.0160

0.706

1.016

0.935 — 1.104

Cardio-Thoracic Ratio (%)

0.0320

0.008

1.032

1.008 — 1.056

Serum Albumin (g/dl)

-0.4740

0.028

0.622

0.338 — 1.147

Hemoglobin (g/dl)

0.0180

0.780

1.018

0.900 — 1.151

Blood Urea Nitrogen (mg/dl)

0.0060

0.944

1.001

1.010 — 1.041

Serum Creatinine (mg/dl)

0.1220

0.656

1.130

0.680 — 1.877

Serum Sodium (mEq/l)

0.0150

0.435

1.015

0.978 — 1.053

Serum Potassium (mEq/l)

0.1320

0.104

1.141

0.973 — 1.339

Serum Chloride (mEq/l)

-0.0360

0.028

0.965

0.934 — 0.996

Corrected Serum Calcium (mg/dl)

-0.1670

0.099

0.846

0.694 — 1.032

Serum Phosphorus (mg/dl)

0.0570

0.414

1.059

0.923 — 1.214

Brain Natriuretic Peptide (pg/ml)

0.0002

0.009

1.000

1.000 — 1.000

Total Cholesterol (mg/dl)

-0.0027

0.123

0.997

0.994 — 1.001

Total Lymphocyte Count (1000/μL)

-0.5900

0.001

0.554

0.392 — 0.784

C-reactive protein (mg/dl)

0.6200

0.001

1.064

1.042 — 1.087

CONUT score

0.1806

0.000

1.198

1.119 — 1.283

0.122

0.001

1.130

1.05 — 1.212

SPICES Score

0.2510

0.001

1.286

1.107 — 1.494

0.230

0.002

1.293

1.138 — 1.469

Charlson Comorbidity Index

0.1290

0.012

1.137

1.029 — 1.257

0.150

0.001

1.169

1.075 — 1.272

 Robust

1.395

referance

0.169

referance

 Pre-Frail

0.4954

0.025

1.641

1.066 — 2.527

0.283

0.209

1.327

0.85 — 2.061

 Frail

1.1424

0.000

3.134

2.075 — 4.734

0.464

0.040

1.591

1.15 — 2.577