Correction to: J Orthop Surg Res (2019) 14:160

https://doi.org/10.1186/s13018-019-1194-x

In the original publication of this article [1], the Table 1, 2, 3, 4 and 5 were missing due to a mistake in the copy-editing stage.

Table 1, 2, 3, 4 and 5 are listed below:

Table 1 Demographic characteristics and CDDD information of patients
Table 2 Radiographic primary outcomes from preoperation to the final FU
Table 3 Pearson correlation analysis among primary outcomes
Table 4 Correlation analysis between primary outcomes and secondary outcomes
Table 5 Multiple linear regression analysis of primary outcomes

The original article has been corrected.