... 197 1-1 997.10 1-4 5-9 1 0-1 41 5-1 92 0-2 42 5-2 93 0-3 43 5-3 94 0-4 44 5-4 95 0-5 45 5-5 96 0-6 46 5-6 97 0-7 47 5-7 98 0-8 485 and over400350300250200150100500Age groupRate per 100,000under 1120Screening introducedInvasive incidenceSource: ... up in 1988. Figure 1. Age-specific incidence of breast cancer, England and Wales, 1997.Figure 2. Breast cancer incidence and mortality, England and Wales, 197 1-1 997.10 1-4 5-9 1 0-1 41 5-1 92 0-2 42 5-2 93 0-3 43 5-3 94 0-4 44 5-4 95 0-5 45 5-5 96 0-6 46 5-6 97 0-7 47 5-7 98 0-8 485 ... Thomas’ Hospital, London and National Cancer DirectorMembersDr J Barrett Consultant in Clinical Oncology and Clinical Director, Four Counties Cancer NetworkMrs G Batt Section Head, Cancer Policy...