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Table 7 Multivariable Cox regression analysis for OS; whole cohort

From: 3-weekly or weekly cisplatin concurrently with radiotherapy for patients with squamous cell carcinoma of the head and neck – a multicentre, retrospective analysis

Factor

Hazard Ratio

95% Confidence interval

p-value

Treatment regimen (weekly vs. 3-weekly)

1.37

0.92–2.03

0.116

Gender

1.08

0.68–1.71

0.741

Age at diagnosis

1.02

1.00–1.05

0.017

Hypopharyngeal localisation

1.03

0.62–1.70

0.893

Smoking history

2.00

0.92–4.33

0.078