TABLE 5.

Breast cancer incidence and detection rates in postmenopausal women with sequential addition of criteria for postmenopausal status^a

	Sequentially added qualifying criteria for postmenopausal status
	Exceeds age cut-off	OR	Natural menopause	OR	Both ovaries removed	OR	Current hormone therapy use	OR	≥365 days since last menstrual period
No age criteria
# Total cases / # Women	N/A		401 / 72 983		436 / 81 948		510 / 96 205		511 / 96 581
Incidence rate	N/A		5.5 (4.9–6.0)		5.3 (4.8–5.8)		5.3 (4.8–5.8)		5.3 (4.8–5.7))
Detection rate	N/A		4.8 (4.3–5.3)		4.7 (4.2–5.2)		4.6 (4.2–5.1)		4.6 (4.2–5.1)
AGE ≥50
# Total cases / # Women	761 / 139 995		776 / 144 183		781 / 145 659		790 / 148 758		790 / 148 962
Incidence rate	5.4 (5.1–5.8)		5.4 (5.0–5.8)		5.4 (5.0–5.7)		5.3 (4.9–5.7)		5.3 (4.9–5.7)
Detection rate	4.7 (4.4–5.1)		4.7 (4.3–5.0)		4.7 (4.3–5.0)		4.6 (4.3–5.0)		4.6 (4.3–5.0)
AGE ≥55
# Total cases / # Women	478 / 85 483		578 / 109 146		589 / 112 813		619 / 119 982		620 / 120 276
Incidence rate	5.6 (5.1–6.1)		5.3 (4.9–5.7)		5.2 (4.8–5.6)		5.2 (4.8–5.6)		5.2 (4.8–5.6)
Detection rate	4.9 (4.5–5.4)		4.6 (4.2–5.0)		4.6 (4.2–5.0)		4.5 (4.1–4.9)		4.6 (4.1–4.9)

^aRates per 1000 women.