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Table 4 HR (95% CI) of stratified analysis across tertiles of serum betaine levels

From: Serum choline is associated with hepatocellular carcinoma survival: a prospective cohort study

 

Liver cancer-specific survival

Overall survival

 

T1

T2

T3

P-trend

P-interaction

T1

T2

T3

P-trend

P-interaction

Sexa, b

    

0.229

    

0.328

 Men

1.00

0.95 (0.70–1.29)

0.73 (0.53–0.99)

0.046

 

1.00

0.94 (0.70–1.27)

0.76 (0.56–1.03)

0.078

 

 Women

1.00

0.91 (0.30–2.74)

1.30 (0.45–3.74)

0.590

 

1.00

0.83 (0.31–2.24)

1.36 (0.53–3.47)

0.504

 

Agea, b, years

    

0.627

    

0.721

  < 60

1.00

1.01 (0.72–1.43)

0.88 (0.62–1.25)

0.460

 

1.00

1.01 (0.73–1.41)

0.89 (0.64–1.25)

0.505

 

  ≥ 60

1.00

1.17 (0.65–2.13)

0.86 (0.47–1.58)

0.586

 

1.00

1.19 (0.67–2.14)

0.90 (0.50–1.62)

0.678

 

BMIa, b, kg/m2

    

0.702

    

0.574

  < 25.0

1.00

1.01 (0.73–1.39)

0.85 (0.61–1.18)

0.331

 

1.00

0.96 (0.70–1.32)

0.84 (0.62–1.15)

0.276

 

  ≥ 25.0

1.00

2.06 (0.89–4.75)

1.78 (0.76–4.15)

0.218

 

1.00

1.90 (0.87–4.15)

1.37 (0.61–3.07)

0.526

 

Smoking statusa, b

    

0.097

    

0.050

 Smoker

1.00

1.16 (0.81–1.68)

0.76 (0.52–1.11)

0.153

 

1.00

1.13 (0.79–1.61)

0.79 (0.55–1.13)

0.187

 

 Non-smoker

1.00

0.90 (0.54–1.50)

1.04 (0.64–1.69)

0.884

 

1.00

0.89 (0.54–1.46)

1.05 (0.65–1.69)

0.837

 

Drinking statusa, b

    

0.176

    

0.227

 Drinker

1.00

0.96 (0.61–1.51)

0.98 (0.62–1.54)

0.932

 

1.00

0.97 (0.62–1.52)

0.98 (0.63–1.52)

0.935

 

 Non-Drinker

1.00

0.99 (0.67–1.46)

0.78 (0.52–1.17)

0.226

 

1.00

0.97 (0.66–1.41)

0.77 (0.52–1.13)

0.187

 

AFP levela, b, ng/mL

    

0.527

    

0.194

  ≥ 400

1.00

1.03 (0.69–1.54)

0.96 (0.63–1.45)

0.853

 

1.00

0.94 (0.64–1.38)

0.93 (0.63–1.38)

0.703

 

  < 400

1.00

1.25 (0.81–1.95)

0.87 (0.55–1.37)

0.609

 

1.00

1.28 (0.83–1.99)

0.98 (0.63–1.52)

0.832

 

CRP levela, b, mg/L

    

0.329

    

0.379

  ≥ 3.0

1.00

0.87 (0.61–1.23)

0.87 (0.61–1.24)

0.446

 

1.00

0.83 (0.59–1.17)

0.89 (0.63–1.24)

0.504

 

  < 3.0

1.00

1.34 (0.78–2.31)

0.70 (0.38–1.31)

0.287

 

1.00

1.39 (0.82–2.35)

0.81 (0.45–1.46)

0.525

 

Serum folate levela, b

    

0.250

    

0.387

 High

1.00

1.27 (0.82–1.96)

0.86 (0.54–1.37)

0.545

 

1.00

1.17 (0.77–1.78)

0.91 (0.59–1.41)

0.674

 

 Low

1.00

1.03 (0.68–1.54)

0.92 (0.62–1.38)

0.695

 

1.00

1.01 (0.68–1.51)

0.93 (0.63–1.37)

0.700

 

Liver damage levela, b

    

0.145

    

0.313

 1

1.00

1.66 (0.50–5.49)

0.63 (0.14–2.86)

0.536

 

1.00

1.19 (0.40–3.55)

0.60 (0.17–2.14)

0.396

 

 2

1.00

1.46 (0.87–2.45)

1.11 (0.66–1.89)

0.716

 

1.00

1.47 (0.88–2.47)

1.24 (0.74–2.09)

0.430

 

  ≥ 3

1.00

0.83 (0.56–1.24)

0.84 (0.57–1.24)

0.398

 

1.00

0.84 (0.57–1.23)

0.84 (0.58–1.22)

0.361

 

Presence of fatty livera, b

    

0.664

    

0.333

 Yes

1.00

1.39 (0.46–4.19)

1.49 (0.53–4.20)

0.461

 

1.00

1.56 (0.57–4.24)

1.76 (0.69–4.51)

0.245

 

 No

1.00

1.04 (0.77–1.42)

0.81 (0.59–1.11)

0.194

 

1.00

1.03 (0.76–1.39)

0.83 (0.61–1.12)

0.225

 

Presence of cirrhosisa, b

    

0.136

    

0.069

 Yes

1.00

1.28 (0.85–1.95)

0.89 (0.59–1.35)

0.552

 

1.00

1.27 (0.85–1.91)

0.95 (0.64–1.40)

0.732

 

 No

1.00

1.04 (0.67–1.60)

0.76 (0.48–1.19)

0.164

 

1.00

0.87 (0.57–1.35)

0.71 (0.46–1.10)

0.118

 

BCLC stagea, b

    

0.653

    

0.632

 0/A

1.00

1.51 (0.69–3.27)

1.06 (0.46–2.46)

0.900

 

1.00

1.63 (0.76–3.50)

1.11 (0.52–2.40)

0.822

 

 B/C

1.00

0.94 (0.66–1.33)

0.84 (0.59–1.19)

0.325

 

1.00

0.91 (0.65–1.28)

0.87 (0.62–1.21)

0.405

 

Treatmenta, b

    

0.292

    

0.305

 Liver resection

1.00

1.24 (0.67–2.30)

1.02 (0.53–1.98)

0.945

 

1.00

1.14 (0.64–2.03)

0.88 (0.48–1.64)

0.720

 

 Intervention

1.00

0.82 (0.57–1.17)

0.67 (0.46–0.97)

0.032

 

1.00

0.82 (0.58–1.17)

0.72 (0.50–1.02)

0.065

 

 Others

1.00

1.41 (0.57–3.48)

0.84 (0.32–2.20)

0.668

 

1.00

1.47 (0.60–3.64)

1.03 (0.41–2.59)

0.974

 
  1. a Covariates adjusted for age, sex, BMI, education level, smoking status, baseline liver damage level, BCLC stage, treatment, AFP level and CRP level
  2. b Stratified factors were not included in the corresponding models