Prevalence of multiple sclerosis in Cuenca, Ecuador

Area of Science:

• Neurology
• Epidemiology

Background:

• The last study on multiple sclerosis (MS) prevalence in Cuenca, Ecuador, was conducted a decade ago, reporting 0.75 cases per 100,000 inhabitants.
• Cuenca has a population of 591,996, highlighting the need for updated epidemiological data.

Purpose of the Study:

• To update the prevalence records of multiple sclerosis (MS) in Cuenca, Ecuador, using data from 2016.
• To assess current epidemiological trends of MS in the Andean Region.

Main Methods:

• A descriptive cross-sectional study was conducted in November 2016.
• Prevalence was estimated by cross-matching patient registries from Cuenca's two neurological referral hospitals.

Main Results:

• A total of 23 MS cases were identified.
• The estimated prevalence of MS in Cuenca was 3.88 per 100,000 inhabitants (95% CI: 3.83-3.94).
• The study found MS predominantly affects women (60%), with a mean age of 37 years, and 78% of cases were relapsing-remitting MS.

Conclusions:

• The prevalence of multiple sclerosis in Cuenca has increased compared to a decade ago.
• Despite the increase, MS prevalence remains low and comparable to neighboring countries.
• This study provides crucial updated epidemiological data for multiple sclerosis in Ecuador.