Table 2.
Characteristics | Hospital volume | |||
---|---|---|---|---|
High | Medium | Low | Very low | |
No. patients | 810 | 1281 | 1192 | 1050 |
Mean age | ||||
Years | 48.4 | 48.0 | 48.3 | 48.3 |
90% confidence interval | 47.8–48.9 | 47.5–48.4 | 47.9–48.8 | 47.8–48.8 |
Screening detected | 58 (7.2%) | 134 (10.5%) | 28 (2.3%) | 16 (1.5%) |
Not screening detected | 663 (81.8%) | 1079 (84.2%) | 1100 (92.3%) | 972 (92.6%) |
Unknown | 89 (11.0%) | 68 (5.3%) | 64 (5.4%) | 62 (5.9%) |