Seroprevalence of brucellosis among high-risk individuals in Madinah, Saudi Arabia.

This study found IgM seropositivity ranged from 17.65% among age group of 20–30 years (n = 17) to 6.98% among age group of 31–40 (n = 43), followed by 6.9% among 41–50 (n = 29) and 0% was recorded in age groups of 51 and more (n = 1), but the difference in IgM rates among these age groups did not reach statistical significance (p > 0.05).

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