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Table 2 Cox proportional hazard models

From: Evaluation of frailty status and prognosis in patients aged over 75 years with chronic kidney disease (CKD)

Characteristic Univariate Cox proportional hazard models Multivariate Cox proportional hazard models
β coefficent P-value HR 95% CI for HR β coefficent P-value HR 95% CI for HR
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
Clinical Fraility Scale
 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