CRP and anemia (phenotype): The univariate logistic regression analysis revealed that several factors were significantly associated with focal brucellosis, including age, nationality, time from onset to diagnosis, presence of underlying disease, fatigue, arthralgia, inappetence, nausea, orchialgia, eye bulging pain, anemia, CRP > 10 mg/L, ESR elevation, positive culture, and SAT ≥ 400.