Table 3 Logistic regression analysis of risk of stage III/IV at diagnosis in relation to symptom-to-diagnosis interval, adjusting for age and gender

Age

0.113

0.99

0.98–1.00

0.045

0.99

0.97–1.00

0.841

1.00

0.98–1.03

Gender (female)

0.412

0.89

0.68–1.70

0.253

0.83

0.60–1.14

0.833

1.06

0.63–1.77

SDI quartile

0.873

0.798

0.267

 1^st quartile

1

1

1

 2^nd quartile

0.614

1.11

0.73–1.70

0.352

1.25

0.78–2.02

0.205

0.48

0.15–1.50

 3^rd quartile

0.839

0.96

0.62–1.46

0.523

1.17

0.72–1.90

0.068

0.35

0.11–1.08

 4^rd quartile

0.947

1.01

0.67–1.54

0.396

1.23

0.76–1.97

0.085

0.37

0.12–1.15