Table 1.

Proportion of invited women who participated in the first round of nationwide mammography screening

Age group (years)	Number of screened women	Number of invited women	Proportion (95% CI)
<50a	12	36	33.3 (18.6–51.0)
50–54	140,558	182,212	77.1 (76.9–77.3)
55–59	133,167	167,713	79.4 (79.2–77.3)
60–64	140,113	178,345	78.6 (78.4–78.8)
65–69	103,084	138,890	74.2 (74.0–74.4)
>69a	1889	2843	66.4 (64.7–68.2)
Total	518,823	670,039	77.4 (77.3–77.5)

Note:

^aThe table includes women who turned 50 or 70 years during the year of invitation to screening.

Abbreviation: CI, confidence interval.