Moreover, HIV patients are more susceptible to malaria reinfection because of their weakened immune systems.更为严重的是，由于免疫系统的脆弱，艾滋病人更容易再次感染上疟疾。
Treatment of asymptomatic bacteriuria was associated with significantly increased aderse antimicrobial effects [76] and 抗生素治疗无症状性菌尿显著增加抗生素的副作用，使感染复发时细菌对药物耐药性增加。