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. 2019 Jul 29;30(11):2333–2342. doi: 10.1007/s00198-019-05076-6

Table 3.

Type of COL1A1 and COL1A2 mutations

COL1A1
N = 30 (69.8%)
COL1A2
N = 12 (27.9%)
Glycine substitution 8 (27%) 5 (42%)
Nonsense 7 (23%) 0 (0%)
Splice site 8 (27%) 3 (25%)
Frameshift 6 (20%) 0 (0%)
In-frame insertion 0 (0%) 3 (25%)
Other substitution 1 (3%) 1 (8%)