Skip to main content

Table 5 Spearman rank correlation coefficients for surface properties and bacterial levels

From: Orthodontic bonding procedures significantly influence biofilm composition

DayBacteriaSurface roughness (n = 36)Water contact angle (n = 36)
1Streptococcus mutans0.590***− 0.456**
Porphyromonas gingivalis0.863***− 0.635***
Total bacteria0.599***− 0.566***
4Streptococcus mutans0.458**− 0.351**
Porphyromonas gingivalis0.465**− 0.373**
Total bacteria0.844***− 0.573***
  1. **P < 0.01; ***P < 0.001
\