Survival among patients with ankylosing spondylitis: a life-table analysis.

摘要: A life-table analysis of survival was performed retrospectively on 56 white patients (49 males) with ankylosing spondylitis. The disease diagnosed in these between 1934 and 1960 at a mean age 35.2 yr. Patients were followed until December, 1975, duration 22 expected calculated from life-tables for the United States population matched sex, age, race, geographic area, calendar year. For first 10 yr follow-up, there no difference observed survival. By 20 after diagnosis, 37 to have survived whereas 46 (p = 0.001). 40 years 16 21 0.063).