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Table 2 Univariate and multivariable logistic regression results of chondrosarcoma patients with pulmonary metastasis

From: Risk analysis of pulmonary metastasis of chondrosarcoma by establishing and validating a new clinical prediction model: a clinical study based on SEER database

Variables Univariate Multivariable
OR (95% CI) p value OR (95% CI) p value
Age (years) 1.038
(1.019-1.057)
< 0.0001 1.026(1.005-1.048) < 0.05
Race
 White Ref Ref / /
 Black 1.237
(0.429-3.567)
0.694 / /
 Other 0.696
(0.164-2.953)
0.623 / /
Sex
 Male Ref Ref Ref Ref
 Female 0.454
(0.232-0.887)
< 0.05 0.435(0.212-0.891) < 0.05
Marital
 No Ref Ref Ref Ref
 Yes 2.840(1.309-6.160) < 0.01 2.151(0.212-5.207) 0.89
Primary site
 Limb bones Ref Ref / /
 Aix of bones 0.539(0.278-1.044) 0.067 / /
 Other 0.820
(0.189-3.3558)
0.791 / /
Sequence number
 Only Ref Ref / /
 More 0.840(0.385-1.831) 0.661 / /
 Tumor size (mm) 1.004(1.001-1.007) < 0.01 1.003(1.000-1.006) < 0.05
Lymph
 No Ref Ref Ref Ref
 Yes 31.429(8.087-122.415) < 0.0001 27.164
(6.267-117.741)
< 0.0001
 Unknown 10.776
(3.908-29.712)
< 0.0001 8.027(2.643-24.379) < 0.0001