Does the pre-operative buccal soft tissue level at teeth or gingival phenotype dictate the aesthetic outcome after flapless immediate implant placement and provisionalization? Analysis of a prospective clinical case series

International Journal of Implant Dentistry

Table 2 Comparison of mean total-PES for all points in time, based on surplus, or deficiency of STL at T⁰. Equal variances were assumed

Group statistics					T test for equality of means
		N	Mean	SD	p value (2-tailed)	Mean difference	95% Confidence interval of the difference
		N	Mean	SD	p value (2-tailed)	Mean difference	Lower	Upper
Total-PES T⁰	STL deficiency at T⁰	39	9.23	2.64	0.946	− 0.05	− 1.44	1.35
Total-PES T⁰	STL excess at T⁰	18	9.28	1.93	0.946	− 0.05	− 1.44	1.35
Total-PES T¹	STL deficiency at T⁰	35	10.54	2.36	0.442	0.48	− 0.77	1.74
Total-PES T¹	STL excess at T⁰	17	10.06	1.48	0.442	0.48	− 0.77	1.74
Total-PES T²	STL deficiency at T⁰	37	11.62	1.38	0.883	− 0.07	− 0.96	0.83
Total-PES T²	STL excess at T⁰	16	11.69	1.70	0.883	− 0.07	− 0.96	0.83
Total-PES T³	STL deficiency at T⁰	39	12.18	1.49	0.577	0.24	− 0.60	1.07
Total-PES T³	STL excess at T⁰	18	11.94	1.43	0.577	0.24	− 0.60	1.07