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
Odds ratio
95% Confidence interval
p-value
Treatment regimen
3.46
2.10–5.69
< 0.0001
Gender
1.22
0.70–2.13
0.465
Age
0.99
0.96–1.02
0.696