Table 1.

Baseline data for moderate and high-risk participants of the PIONEER study

Characteristic		Number (%)
Age range	30-40 41-50 51-60	29 (16) 89 (49) 64 (35)
Ethnicity	Arabic Asian / British Asian Black / African / Caribbean / Black British Mixed White Other	2 (1) 10 (6) 2 (1) 5 (3) 162 (89) 1 (1)
Risk group	Moderate High	149 (82) 33 (18)
Previous biopsy	Yes No	58 (32) 124 (68)
BIRADs score	A B C D No data	8 (4) 45 (25) 63 (35) 9 (21) 27 (15)
Recruitment source	Symptomatic clinic Family history	138 (76) 44 (24)