Clinical Study

Surgical Results of Retrograde Mastoidectomy with Primary Reconstruction of the Ear Canal and Mastoid Cavity

Figure 3

Individual audiometric outcomes in PTA. Linear regression analyses of PTA before (-axis, left scatter plots) and after (-axis, right scatter plots) surgery at different frequency are shown. PTA, pure-tone average.
(a)
(b)
(c)
(d)
(e)
(f)