Amoxicillin and metronidazole as an adjunctive treatment in generalized aggressive periodontitis at initial therapy or re-treatment: a randomized controlled clinical trial
Amoxicillin and metronidazole as an adjunctive treatment in generalized aggressive periodontitis at initial therapy or re-treatment: a randomized controlled clinical trial
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DOI:
10.1111/j.1600-051x.2010.01632.x
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发表时间:
2011-01-01
影响因子:
6.7
通讯作者:
Tonetti, Maurizio S.
中科院分区:
文献类型:
--
作者:
Griffiths, Gareth S.;Ayob, Rasidah;Tonetti, Maurizio S.
P>BackgroundPreviously, we showed that systemic metronidazole and amoxicillin significantly improved the outcomes of non-surgical debridement in generalized aggressive periodontitis patients. This study aimed to observe whether re-treatment with adjunctive antimicrobials would give the placebo group benefits comparable with the test group.MethodsThirty-eight of 41 subjects, from the initial 6-month trial, completed the second phase, re-treatment of sites with remaining pockets >= 5 mm. Subjects on placebo in phase one, received adjunctive antibiotics for 7 days. Clinical parameters were collected at 2 months posttreatment (8 months from baseline).ResultsPatients who received antibiotics at initial therapy, showed statistically significant improvement in pocket depth reduction and in the % of sites improving above clinically relevant thresholds, compared with patients who received antibiotics at re-treatment. In deep pockets (>= 7 mm), the mean difference was 0.9 mm (p=0.003) and in moderate pockets (4-6 mm) it was 0.4 mm (p=0.036). For pockets converting from >= 5 to = 4 to