Summarized histologic scores*
| Group | 14 Days | 1 Month | 3 Months | 6 Months | Group Total Score (All Time Points) |
|---|---|---|---|---|---|
| PA (n = 18) | 2.5 ± 1.1 | 3.1 ± 2.5 | 5.4 ± 1.4 | 6.8 ± 1.6 | 4.7 ± 2.4† |
| FBC (n = 18) | 7.3 ± 1.9 | 4.7 ± 2.8 | 7.4 ± 2.5 | 6.7 ± 2.0 | 6.3 ± 2.4 |
| Ad-BMP-13 (n = 20) | 6.0 ± 1.6 | 6.6 ± 1.8 | 8.0 ± 1.3 | 6.7 ± 1.0 | 6.8 ± 1.6 |
Note:—PA indicates the bare platinum coil group; FBC, fibroblast-coated platinum coil; Ad-BMP-13, bone morphogenetic protein-13 gene transfected fibroblast-coated coil group.
* Data are represented as mean±SD.
† PA significantly less than FBC or Ad-BMP-13.