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Table 2 Multivariate Cox regression for OS and LCSS

From: Development and validation of a nomogram for predicting survival of pulmonary invasive mucinous adenocarcinoma based on surveillance, epidemiology, and end results (SEER) database

Characteristics OS LCSS
HR 95.0%CI p HR 95.0%CI p
Gender
 Female 1   1  
 Male 1.223 0.934–1.601 0.143 1.091 0.793–1.503 0.592
Age
 ≤ 59 1   1  
 60–69 1.830 1.223–2.740 0.003 1.742 1.097–2.768 0.019
 70–79 2.646 1.813–3.862 < 0.001 2.312 1.493–3.581 < 0.001
 ≥ 80 4.121 2.555–6.648 < 0.001 3.007 1.695–5.336 < 0.001
Laterality
 Only one side 1   1  
 Bilateral 0.994 0.386–2.562 0.991 1.074 0.408–2.827 0.886
Grade
 Well differentiated 1     
 Moderately differentiated 1.118 0.787–1.586 0.534 1.003 0.661–1.522 0.989
 Poorly differentiated/Undifferentiated 2.569 1.483–4.450 < 0.001 2.793 1.531–5.093 < 0.001
Tstage_8th
 T1 1   1  
 T2 1.214 0.828–1.778 0.320 1.351 0.819–2.229 0.238
 T3 1.633 1.051–2.538 0.029 2.063 1.193–3.566 0.010
 T4 2.925 1.996–4.287 < 0.001 4.298 2.671–6.917 < 0.001
Nstage_8th
 N0 1   1  
 N1 1.756 1.044–2.954 0.034 1.936 1.100–3.409 0.022
 N2/3 2.232 1.337–3.726 0.002 2.524 1.465–4.348 < 0.001
Mstage_8th
 M0 1   1  
 M1 2.278 1.436–3.612 < 0.001 2.202 1.327–3.653 0.002
Surgery
 No 1   1  
 Yes 0.467 0.305–0.715 < 0.001 0.452 0.277–0.737 0.001
Radiation
 No 1   1  
 Yes 1.991 1.149–3.449 0.001 1.931 1.061–3.514 0.031
Chemotherapy
 No/Unknown 1   1  
 Yes 1.492 1.062–2.096 0.021 1.730 1.193–2.509 0.004