Table 3.

Proportion of radiation omission with exact 95% confidence intervals, overall and by year of screening and age.

	All patients	Patients who received ET	Patients aged 70–74	Patients aged 75 or older
All years	36.8 [28, 46.2]	35.5 [24.9, 47.3]	24.1 [13.9, 37.2]	49.2 [35.9, 62.5]
2009	54.5 [32.2, 75.6]	55.6 [21.2, 86.3]	54.5 [23.4, 83.3]	54.5 [23.4, 83.3]
2010	47.4 [24.4, 71.1]	40 [16.3, 67.7]	16.7 [0.4, 64.1]	61.5 [31.6, 86.1]
2011	41.2 [18.4, 67.1]	66.7 [29.9, 92.5]	30 [6.7, 65.2]	57.1 [18.4, 90.1]
2012	25.9 [11.1, 46.3]	25 [8.7, 49.1]	11.8 [1.5, 36.4]	50 [18.7, 81.3]
2013	7.7 [0.2, 36]	9.1 [0.2, 41.3]	0 [0, 52.2]	12.5 [0.3, 52.7]
2014	36.8 [16.3, 61.6]	33.3 [9.9, 65.1]	22.2 [2.8, 60]	50 [18.7, 81.3]

ET: endocrine therapy