Table 1: Profile of the patients according to the type of osteogenesis imperfecta (values in means and standard deviation).
Type of osteogenesis imperfecta |
N |
Mean age at diagnosis (years) |
Mean age at start of treatment (years) |
Total number of fractures |
Number of fractures in the last year |
Duration of treatment (years) |
I |
8 |
2.3 (± 2.7) |
3.8 (± 2.3) |
8 (± 8.5) |
0.1 (± 0.3) |
2.3 (± 0.9) |
III |
13 |
0.9 (± 2.0) |
2.7 (± 3.3) |
13 (± 33.6) |
1.4 (± 2.4) |
9.5 (± 2.9) |
IV |
3 |
2.3 (± 2.5) |
2.4 (± 2.4) |
3 (± 8.1) |
1.0 (± 1.0) |
6.9 (± 0.5) |