Table 1.
Patient characteristics and clinical parameters measured at baseline.
| Gel‐40 (n = 10) | Gen‐Os (n = 10) | p Value | |
|---|---|---|---|
| Study population | |||
| Sex (male/female) | 1/9 | 5/5 | 0.140a |
| Age (years) [mean ± SD] | 54.5 ± 7.0 | 52.3 ± 10.2 | 0.853b |
| Smoking (nonsmokers/smokers) | 8/2 | 8/2 | 1.000a |
| Dental arch (maxillary/mandibular) | 4/6 | 3/7 | 0.500a |
| Tooth type (incisors/canines/premolars/molars) | 3/4/2/1 | 3/1/2/4 | 0.372a |
| KT width (mm) [mean ± SD] | 4.3 ± 1.2 | 3.2 ± 1.5 | 0.123b |
| Periodontal defect characteristics | |||
| CEJ‐defect bottom (mm) [mean ± SD] | 9.5 ± 1.3 | 10.1 ± 2.5 | 0.481b |
| Intraosseous component (mm) [mean ± SD] | 4.5 ± 1.4 | 4.6 ± 1.3 | 0.870c |
| 3‐wall component (mm) [mean ± SD] | 2.0 ± 0.5 | 1.8 ± 0.8 | 0.529b |
| Main defect configuration (−1/−2/−3 wall) | 1/4/5 | 1/7/2 | 0.475a |
| X‐ray angle (deg.) [mean ± SD] | 31.9 ± 9.1 | 33.7 ± 11.8 | 0.853b |
| PD (mm) [mean ± SD] | 7.5 ± 1.0 | 8.0 ± 1.2 | 0.390b |
| REC (mm) [mean ± SD] | 2.0 ± 0.6 | 2.1 ± 1.6 | 0.600b |
| CAL (mm) [mean ± SD] | 9.5 ± 1.2 | 10.1 ± 2.4 | 0.480b |
| Surgery type (NIPSA/EPPT) | 7/3 | 4/6 | 0.370a |
Abbreviations: CAL, clinical attachment loss; CEJ, cemento enamel junction; KT, keratinized tissue; NIPSA, nonincised papillae surgical approach; PD, probing depth; REC, gingival recession; SD, standard deviation.
a
Fisher's exact test.
b
Independent‐samples Mann–Whitney U test.
c
Independent‐samples t‐test.