Table 4.

Node status of invasive cancers by grade for each trial arm

PSP* no. (%) of casesASP* no. (%) of cases
GradeNode negativeNode positiveNode negativeNode positive
1124 (80.0)31 (20.0)274 (91.0)27 (9.0)
2221 (65.8)115 (34.2)282 (69.3)125 (30.7)
3157 (44.7)194 (55.3)251 (56.8)191 (43.2)
  • aASP, active study population, invited to screening; PSP, passive study population, not invited; 67 ASP and 63 PSP cases did not have node status ascertained.