Photoelastic Analysis of Fixed Partial Prosthesis Crown Height and Implant Length on Distribution of Stress in Two Dental Implant Systems

Table 3

Three-way ANOVA for stress distribution under nonaxial loading, based on the factors crown height, length, and implant system.

Source of variation	df	Sum of squares	Mean square
Crown	1	0.504	0.504	0.29	0.593
Implant length	1	19.309	19.309	10.94	0.001*
System	1	1.151	1.151	0.65	0.420
Crown/implant length	1	3.715	3.715	2.11	0.148
Crown/system	1	7.859	7.859	4.45	0.036*
Implant length/system	1	0.888	0.888	0.50	0.479
Crown/implant length/system	1	6.397	6.397	3.63	0.060

Statistically significant difference.