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Table 4 Multivariate linear regression analysis of factors related to absolute changes in serum creatinine and eGFR, comparing the level 3 months after DLI reversal (T1) and preoperative baseline (T0)

From: The association of age with decline in renal function after low anterior resection and loop ileostomy for rectal cancer: a retrospective cohort prognostic factor study

 

Serum Creatinine

eGFR

Multivariate regression coefficient

Beta

95% CI

p value

Multivariate regression coefficient

Beta

95% CI

p value

Patient-related factors

 Age

0.009

0.313

0.002 – 0.015

0.009

-0.617

-0.304

-1.134 - -0.100

0.020

 Sex (male)

-0.034

-0.054

-0.191 – 0.122

0.664

0.778

0.017

-8.021 – 9.576

0.860

 Diabetes mellitus

0.038

0.048

-0.156 – 0.232

0.697

-4.358

-0.077

-15.960 – 7.244

0.454

 Hypertension

-0.010

-0.016

-0.166 – 0.145

0.895

-1.962

-0.042

-11.244 – 7.320

0.673

 COPD

-0.030

-0.021

-0.368 – 0.307

0.858

6.940

0.066

-13.170 – 27.050

0.491

 ASA Score

0.057

0.147

-0.368 – 0.307

0.236

-3.300

-0.118

-9.018 – 2.417

0.252

 Neoadjuvant Chemotherapy

0.097

0.139

-0.074 – 0.268

0.260

-6.607

-0.132

-16.741 – 3.528

0.196

 Adjuvant Chemotherapy

-0.026

-0.042

-0.175 – 0.123

0.726

-1.592

-0.036

-10.720 - 7536

0.728

 Serum creatinine at T0

0.754

0.494

0.320 – 1.187

0.001

 

 eGFR at T0

 

0.775

0.582

0.421 – 1.130

<0.001

Procedure-related factors

 CDC (LAR)

-0.088

-0.115

-0.280 – 0.103

0.358

4.475

0.081

-7.021 – 15.971

0.438

 Blood transfusion (LAR)

-0.040

-0.061

-0.208 – 0.128

0.633

0.892

0.019

-9.257 – 11.041

0.861

 Operation time (LAR)

0

-0.063

-0.001 – 0.001

0.590

0.017

0.058

-0.040 – 0.073

0.554

 CDC (DLI)

-0.031

-0.100

-0.103 – 0.041

0.391

1.022

0.046

-3.301 – 5.345

0.637

 Time to DLI reversal

0

0.139

0.000 – 0.001

0.227

-0.022

-0.090

-0.068 – 0.025

0.351

  1. ASA American Society of Anesthesiologists, COPD Chronic obstructive pulmonary disease, CDC Clavien–Dindo classification, ASA,  DLI Diverting loop ileostomy, eGFR Estimated glomerular filtration rate, LAR Low anterior resection