Table 2 Multivariable logistic regression analysis of factors influencing NSF after salvage surgery for recurrent NPC.

From: Multifactorial clinical analysis of factors affecting necrosis of nasal septal mucosal flap after salvage surgery for recurrent nasopharyngeal carcinoma

Factor

β

Standard error

Wald

P

OR

95%CI

Reirradiation

2.121

0.895

5.613

0.018

8.338

1.442–48.197

Initial T stage

−0.440

0.351

1.570

0.210

0.644

0.324–1.282

Recurrent T stage

0.746

0.296

6.328

0.012

2.108

1.179–3.768

Recurrence time

1.479

0.606

5.958

0.015

4.386

1.338–14.378

Postoperative packing time

−1.691

0.667

6.438

0.011

0.184

0.050–0.681

Constant

−2.196

1.184

3.440

0.064

0.111

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