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Table 5 Risks associated with the total scores for onward referral of breast cancer*

From: Development and validation of a clinical prediction rule to identify suspected breast cancer: a prospective cohort study

Total score Estimate of risk
0 0.0016
1 0.0030
2 0.0054
3 0.0099
4 0.0178
5 0.0320
6 0.0568
7 0.0989
8 0.1667
9 0.2671
10 0.3991
11 0.5475
12 0.6880
13 0.8007
14 0.8798
  1. *Referral process guided by total score. The risk of breast cancer is almost 2% once a woman scores 4 points and over 5% once the score reaches a threshold of ≥6 on the CPR.