Table 1

Values of overdiagnosis, as defined in equation (1), for the two configurations studied and the three mammography intervals Embedded Image considered in each case

Embedded Image Overdiagnosis
[50,70] years; Embedded Image  years[40,70] years; Embedded Image  years
100% attendance80% attendance100% attendance80% attendance
1 year0.200±0.0090.140.168±0.0050.13
2 years0.150±0.0100.100.123±0.0050.07
3 years0.115±0.0070.060.100±0.0050.07
  • Values shown for 100% attendance were obtained with the Monte Carlo simulation tool; those for 80% attendance are estimations (see text for details). Uncertainties are given with a coverage factor k=3.