Varicose veins treatment in England: population-based study of time trends and disparities related to demographic, ethnic, socioeconomic, and geographical factors.

The highest population rates were in the early years in the 55–64 age group at 138 per 100 000 patient years, with a marked trend to increasing rates in those older than 75 years (from 40 to 87 per 100 000 per year) but reducing rates in all other age groups ( Fig. 2 ).

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