Table 7.

Comparison of the clinical abutment exposure in patients willing and those unwilling to wear the ear prosthesis.

	Immediate post-op		1-2 week post-op		6-month post-op
	Sup	Inf	Sup	Inf	Sup	Inf
Willing to wear
Mean exposure (mm)	1.33	1.33	1.75	1.75	2	2.33
Standard deviation	1.04	1.44	0.66	1.15	0.25	0.58
Difference when compares with immediate post-op using pair t-test? (P-value)			No (0.15)	No (0.15)	No (0.14)	No (0.21)
Unwilling to wear
Mean exposure (mm)	3.50	3.17	0	1.27	1	2.33
Standard deviation	1.32	1.26	0	1.42	1.73	2.08
Difference when compared with immediate post-op using pair t-test? (P-value)			Yes (0.02)	No (0.09)	Yes (0.04)	No (0.23)