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Table 3 Comparison of the mean values of MMP-9 (± standard deviation) between groups and between examinations

From: Effect of nonsurgical periodontal treatment in conjunction with either systemic administration of amoxicillin and metronidazole or additional photodynamic therapy on the concentration of matrix metalloproteinases 8 and 9 in gingival crevicular fluid in patients with aggressive periodontitis

Examination

A

PDT

Group versus group; p

I

172.26 ± 106.65

352.92 ± 73.72

0.35 NS

II

68.36 ± 66.88

199.55 ± 169.39

0.13 NS

III

58.2 ± 33.05

198.42 ± 107.64

0.80 NS

Timing

0.09 NS

0.17 NS

 
  1. A—patients with aggressive periodontitis, who underwent SRP and antibiotic therapy
  2. PDT-patients with aggressive periodontitis, who underwent SRP and PDT
  3. I—baseline
  4. II—3 months after treatment
  5. III—6 months after treatment
  6. NS not significant
  7. *p < 0.05; statistically significant
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BMC Oral Health

ISSN: 1472-6831

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