Table 4. Results of screening tests performed as part of the NRASP (including those screens performed on the NHSBSP in women ⩾50 years).

Screening finding	Number of screens (%)
Normal screen	315 (86.5)
Dense breasts on mammography – USS/MRI	20 (5.5)
Abnormal – further imaging but no malignancy	21 (5.8)
Abnormal – FNA or core biopsy but no malignancy	3 (0.8)
Abnormal – DCIS confirmed	1 (0.3)
Abnormal – invasive malignancy confirmed	4 (1.1)
Total	364 (100)

DCIS=ductal carcinoma in situ; FNA=fine needle aspiration; MRI=magnetic resonance imaging; NHSBSP=National Health Service Breast Screening Programme; NRASP=notification risk assessment and screening programme; USS=ultrasound scan.