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. 2012 Mar 21;21(11):2128–2133. doi: 10.1007/s00586-012-2239-6

Table 3.

Sagittal profile: retro versus no retro

Retro No retro p value Significance
Lumbar lordosis −62.5 10.7 −61.7 10.5 0.847 NS
Sacral slope 47 10.7 46.5 7.02 0.869 NS
Slip angle −9.3 15.8 −21.1 9.24 0.009 ***

*** indicate highly significant