Table 5.

Ten-year relative survival later observed for patients diagnosed in various calendar years compared with estimates of 10-year relative survival that might have been available in those years by traditional cohort and complete analysis, or by crude and adjusted period analysis

Year of diagnosis
Observed
Estimates available during year of diagnosis (difference*)
CohortCompletePeriod (crude)Period (adjusted for spread)
198365.160.6 (−4.5)63.0 (−2.1)64.7 (−0.4)64.8 (−0.3)
198467.362.9 (−4.4)63.3 (−4.0)64.1 (−3.2)65.1 (−2.2)
198568.764.1 (−4.6)63.3 (−5.4)65.0 (−3.7)66.4 (−2.3)
198671.362.7 (−8.6)63.2 (−8.1)65.0 (−6.3)66.6 (−4.7)
198774.063.5 (−10.5)63.5 (−10.5)66.2 (−7.8)68.7 (−5.3)
198876.462.7 (−13.7)64.1 (−12.3)66.8 (−9.6)69.3 (−7.1)
198976.962.0 (−14.9)64.6 (−12.3)69.0 (−7.9)70.7 (−6.2)
199077.063.1 (−13.9)66.1 (−10.9)70.7 (−6.3)72.7 (−4.3)
199177.663.7 (−13.9)67.2 (−10.4)72.9 (−4.7)74.6 (−3.0)
  • * Difference from observed.