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Table 4 Univariate survival analysis and multivariable analysis of patients with first primary renal cell carcinoma (1st RCC)

From: A comprehensive analysis of renal cell carcinoma as first and second primary cancers

Overall survival

Univariate analysis

Multivariable analysis

HR

95% CI

p value

HR

95% CI

p value

Age (≥ge years)

2.923

1.550–5.511

0.001

2.839

1.486–5.422

0.002

Gender (male)

1.100

0.587–2.059

0.766

1.684

0.691–4.101

0.252

Smoking history (yes)

1.451

0.775–2.716

0.245

2.034

0.836–4.948

0.118

Family history of tumor (yes)

0.869

0.400–1.889

0.723

.870

0.398–1.903

0.728

Symptoms (yes)

2.667

1.432–4.967

0.002

1.894

0.988–3.630

0.054

Stage of RCC (≥T2)

5.742

3.064–10.759

<0.001

4.561

2.368–8.783

<0.001