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Table 2 Univariate and multivariate Cox regression analyses for PFS

From: Concurrent chemoradiotherapy versus radiotherapy alone after induction chemoimmunotherapy for stage III NSCLC patients who did not undergo surgery: a single institution retrospective study

Factor

Univariate

Multivariate

HR

95% CI

p

HR

95% CI

p

Age

      

< 65

1.000 (reference)

1.000 (reference)

≥ 65

0.409

0.154,1.089

0.073

0.357

0.134,0.951

0.039

Sex

      

Male

1.000 (reference)

   

Female

0.508

0.119,2.159

0.359

   

WHO histology

      

Squamous

1.000 (reference)

   

Non-squamous

0.726

0.303,1.739

0.472

   

NOS

0.000

0.000

0.979

   

Stage

      

IIIA

1.000 (reference)

   

IIIB

0.964

0.416,2.233

0.932

   

IIIC

2.341

0.628,8.732

0.205

   

Radiation dose

      

<54 Gy

1.000 (reference)

   

≥54 Gy

0.591

0.172,2.031

0.403

   

Smoking history

      

Never smoked

1.000 (reference)

   

Former or current

1.372

0.462,4.078

0.569

   

ECOG

      

0

1.000 (reference)

   

1

2.155

0.286,16.260

0.457

   

2

0.000

0.000

0.980

   

Consolidation ICI

      

No

1.000 (reference)

   

Yes

0.888

0.355,2.219

0.799

   

ACCI

      

≤ 2

1.000 (reference)

   

> 2

0.710

0.325,1.553

0.392

   

Response

      

PR + CR

1.000 (reference)

   

SD + PD

1.176

0.533,2.598

0.688

   

Treatment

      

RT alone

1.000 (reference)

1.000 (reference)

cCRT

0.155

0.037,0.659

0.012

0.141

0.033,0.600

0.008

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Radiation Oncology

ISSN: 1748-717X

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