Table 7

Comparison of screening outcome measures in the third round of the pilot with those in the Nottingham trial

PopulationUptake (%)Positive outcome (%)Cancer detection rate per 1000Neoplasia detection rate per 1000PPV cancer (%)PPV neoplasia (%)
Third round (restricted to people who responded in the first and second rounds)
 Pilot25 72890.61.410.945.156.6936.47
 Nottingham11 89291.61.041.104.5010.6243.36
Third round (restricted to people whose test was negative in the first and second rounds)
 Pilot25 03091.71.260.964.887.6138.75
 Nottingham11 79891.70.951.114.2511.6544.66
  • PPV, positive predictive value.