Table 2 uniCox factors with P-value<0.2.

From: Predicting survival of advanced laryngeal squamous cell carcinoma: comparison of machine learning models and Cox regression models

Factors

SE

P

Hazard ratio

Lower (95% CI)

Upper (95% CI)

Clinical stage

0.131

0.000

2.117

1.371

2.598

N stage

0.078

0.000

1.527

1.195

2.032

T stage

0.160

0.000

1.924

1.235

3.672

Volume

0.153

0.003

1.581

1.061

1.948

Neck dissection

  

1.199

  

 No

0.066

0.006

1.00

0.999

1.401

 Unilateral selective neck dissection

0.416

0.024

0.415

0.182

0.918

 Unilateral radical neck dissection

0.459

0.104

0.475

0.193

1.166

 Bilateral selective neck dissection

0.425

0.218

0.592

0.258

1.362

 Unilateral radical neck dissection+ unilateral selective neck dissection

0.459

0.648

0.811

0.330

1.993

Hypertension/diabetes

0.103

0.093

1.189

0.969

1.423

Gender

1.003

0.117

4.819

0.642

8.906

Surgery

0.087

0.137

0.878

0.728

1.021

Primary site

0.148

0.139

0.804

0.604

1.100

 Supraglottic

  

1.00

  

 Glottic

0.409

0.494

1.124

0.215

1.952

 Subglottic

0.406

0.617

1.015

0.277

2.035

Pathology grading

0.122

0.181

1.171

0.923

1.397

Postoperative chemoradiotherapy

0.191

0.196

0.807

0.478

1.236

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