BioMed Research International / 2019 / Article / Tab 3

Clinical Study

A Comparison between Primary and Secondary Flap Coverage in Ridge Preservation Procedures: A Pilot Randomized Controlled Clinical Trial

Table 3

Stent measurement at baseline and 6 months following extraction and ridge preservation.

VariablesCFTOFTp value
Mean±SDMedian (IQR)Mean±SDMedian (IQR)

bone height at centerBaseline13.8±2.815(5)14.2±3.115(5)0.551
6 months following Sx5.7±25.5(3)6.7±2.96(4)0.034
Difference8.1±1.98(3)7.5±1.87(3)0.389
p Value0.0050.005

bone height at mid-buccal (BH)Baseline6.2±2.36(3)6.1±1.76(2)0.763
6 months following Sx5.4±2.35.5(3)5.8±1.76(2)0.157
Difference0.8±11(2)0.3±1.10.5(1)0.096
p Value0.0460.429

bone width at 3 mm sub-crestalBaseline3.4±1.43(1)4.2±24(4)0.071
6 months following Sx3.5±1.13(1)4.6±1.54.5(2)0.031
Difference-0.1±1.10(1)-0.4±1.6-0.5(2)0.257
p Value0.7830.389

bone width at 5 mm sub-crestalBaseline3.3±1.33(2)3.6±1.24(3)0.366
6 months following Sx3.2±1.13(2)3.7±13.5(2)0.132
Difference0.1±0.30(0)-0.1±0.50(0)0.317
p Value0.3170.564

Keratinized tissue width (KTW)Baseline3.7±1.24(2)3.4±1.23.5(2)0.18
6 months following Sx2±0.92(1)3.4±1.23.5(2)0.011
Difference1.7±0.62(1)0±00(0)0.004
p Value0.0040.946

Pain (VAS scale 0-10)24 hours following Sx3±0.83(2)1.1±0.51(0)0.006
2 weeks following Sx0.8±0.91(1)0.4±0.50(1)0.132
Difference2.2±1.21(1)0.7±0.40(1)0.023
p Value0.0060.008

p value <0.05
Note. CFT: closed flap technique, OFT: open flap technique, Sx: surgery.

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