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Table 2 Tumor stage distribution by age group, 2000–2012

From: Trends in incidence, mortality and survival in women with breast cancer from 1985 to 2012 in Granada, Spain: a population-based study

Age group (years) I II III IV Unknown Total
< 40 108 (29.1%) 172 (46.1%) 77 (20.6%) 12 (3.2%) 4 (1.1%) 373
40–49 360 (32.4%) 502 (45.2%) 192 (17.3%) 36 (3.3%) 21 (1.9%) 1111
50–69 991 (44.3%) 788 (35.3%) 312 (14.0%) 94 (4.2%) 49 (2.2%) 2234
70–84 296 (25.1%) 485 (41.2%) 264 (22.4%) 86 (7.3%) 47 (4.0%) 1178
≥85 31 (13.9%) 65 (29.2%) 70 (31.4%) 17 (7.6%) 40 (17.9%) 223
Overall 1792 (35.0%) 1998 (39.0%) 911 (17.8%) 243 (4.8%) 176 (3.4%) 5120
  1. Number and percentage of breast cancer cases according to tumor stage and age group in 2000–2012. Percentages are rounded. Population: 463816 women residing in Granada province (Source: 2011 population census for Granada, Statistics and Cartography Institute of Andalusia)
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