Table 1.
Number of patients/population (incidencea) and age-adjusted incidence of peptic ulcer bleeding in a defined geographical area in Norway during the time periods 1985–1986, 1995–1996, and 2007–2008
| Time period | 1985–1986 | 1995–1996 | 2007–2008 | Pvalue |
|---|---|---|---|---|
| Age (years) | ||||
| ≥20 ≤75 | 66/60726 (54)1 | 69/63384 (54) | 36/71096 (25)2 | 0.001 (1 vs 2) |
| <75 | 33/6060 (272)1 | 39/6503 (300) | 63/7754 (406)2 | 0.0001 (1 vs 2) |
| Total | 101b/96674 (52)a | 108/99294 (54) | 99/109240 (45) | NS |
Notes:
a
cases/100,000/year;
b
two patients younger than 20 years (16 and 18 years) were included in 1985–1986.
Abbreviation: NS, not significant.