Table 1 Comparison of survey responders vs. declined

Age at diagnosis, years

32 · 4 (6 · 3)

34 · 4 (5 · 4)

<0 · 01

Age at survey, years

43 · 3 (7 · 9)

45 · 3 (6 · 9)

<0.01

Summary stage index^a

3 · 3 (1 · 4)

2 · 8 (1 · 5)

<0 · 01

Socioeconomic Index^b

2 · 5 (1 · 2)

3 · 0 (1 · 4)

<0 · 01

Time since diagnosis, years

10 · 8 (4 · 3)

10 · 7 (4 · 4)

0.63