Povlsen K, Thorsen P, Lind I. Relationship of Ureaplasma urealyticum biovars to the presence or absence of bacterial vaginosis in pregnant women and to the time of delivery. Eur J Clin Microbiol Infect Dis. 2001;20:65-7 pubmed
..8) was associated with preterm delivery. In women who delivered preterm, biovar 2 was found significantly more often in those with the clinical diagnosis of bacterial vaginosis (43%) than in those without (5%) (OR 15, 95% CI 1.2-209). ..
Povlsen K, Bjørnelius E, Lidbrink P, Lind I. Relationship of Ureaplasma urealyticum biovar 2 to nongonococcal urethritis. Eur J Clin Microbiol Infect Dis. 2002;21:97-101 pubmed
..The only association found was that between Ureaplasma urealyticum biovar 2 and age < or = 24 years. More studies should be conducted to determine the possible pathogenic impact of Ureaplasma urealyticum biovar 2. ..