Table 2 Logistic regression analysis of predictors for low Kt/V_urea of PD patients

Age (years)

1.011

0.983–1.039

0.46

Gender,male

1.396

0.671–2.905

0.372

BMI

1.236

1.099–1.39

0

1.30

1.13–1.51

<0.01*

SBP(mmHg)

1

0.985–1.016

0.963

PBP (mmHg)

1.009

0.987–1.031

0.417

Heart Rate

1.031

0.985–1.08

0.191

Urine

0.402

0.18–0.897

0.02

0.40

0.13–1.11

0.09

Smoke

4.368

1.037–18.403

0.044

2.23

1.47–5.85

0.03*

Hypertension, n (%)

1.231

0.438–3.463

0.693

Diabetes, n (%)

1.707

0.768–3.796

0.19

Cardiovascular disease, n (%)

1.689

0.651–4.641

0.31

Peritonitis history

≥ 2

4.048

0.357–45.921

0.259

1 time

1.818

0.786–4.206

0.162

CRP (mg/L)

1.05

0.986–1.118

0.126

NLR

1.103

1.009–1.205

0.03

Hemoglobin (g/L)

0.978

0.959–0.997

0.021

0.97

0.94–0.99

<0.01*

Calcium (mmol/L)

1.189

0.362–3.908

0.776

Phosphorus (mmol/L)

2.441

1.197–4.978

0.014

2.38

1.03–6.07

0.052

Creatinine (μmol/L)

1.002

1.001–1.003

0.005

BUN (mmol/L)

1.057

0.99–1.128

0.095

Albumin (g/L)

1.041

0.964–1.125

0.306

Cholesterol (mmol/L)

1.113

0.826–1.5

0.483

HDL(mmol/L)

0.656

0.206–2.085

0.475

LDL(mmol/L)

1.169

0.742–1.842

0.501

Triglycerides (mmol/L)

1.258

0.884–1.789

0.203

iPTH (pg/ml)

1

0.999–1.002

0.666

PD duration(year)

1.213

1.029–1.429

0.022

1.22

0.99–1.53

0.07

ALP (mmol/L)

0.997

0.991–1.004

0.404

Ferritin(μg/L)

1.002

1–1.004

0.095

Transferrin(g/L)

0.995

0.967–1.025

0.748

PD membrane statue

 Low (%)

2.042

0.886–4.706

 Low average (%)

1.556

0.742–3.263

0.242

 High(%)

0.331

0.117–0.94

0.038*

0.20

0.046–0.722

0.02*

 High average (%)

0.561

0191–1.648

0.293