Peri-implant bone changes in immediate and non-immediate root-analog stepped implants—a matched comparative prospective study up to 10 years

International Journal of Implant Dentistry

Table 4 Analysis of the statistical tests

IM vs. CG	Insertion	Prosthetic treatment	1st year after prosthetic treatment	2nd year after prosthetic treatment	3rd year after prosthetic treatment	5th–7th year after prosthetic treatment	8th–10th year after prosthetic treatment
Null hypothesis t test	Rejected	Accepted	Accepted	Accepted	Accepted	Accepted	Accepted
P value	0.01	0.15	0.91	0.06	0.56	0.97	0.93
Null hypothesis Wilcoxon test	Rejected	Accepted	Accepted	Rejected	Accepted	Accepted	Accepted
P value	0.01	0.2	0.93	0.02	0.83	0.56	0.7