Skip to main content

Table 2 Relative risk of subsequent compared to US population by prior cancer history

From: Are rare cancer survivors at elevated risk of subsequent new cancers?

Prior cancer history

N

# New cancers

Follow-up years since enrollment

Risk relative to US populationa

No prior cancer

5684

289

29,680

1.27 (p < 0.0001)

≥1 prior common cancer

8604

723

53,618

0.99 (p = 0.82)

≥1 prior rare cancer

2342

145

10,352

1.22 (p = 0.01)

  1. aRelative risk = rate of new cancers observed in study population divided by expected rate in US population based on SEER data