Table 3. Three-way ANOVA results for log10-transformed microbial counts.

Variable	Source	SS	df	MS	F	p-value
C.albicans	Printer	0.043	1	0.043	1.457	0.23
	Angle	0.046	2	0.023	0.788	0.458
	Period	19.126	1	19.126	652.584	<0.001 *
	Printer x Angle	0.093	2	0.047	1.591	0.209
	Printer x Period	0.01	1	0.01	0.354	0.553
	Angle x Period	0.18	2	0.09	3.075	0.051
	Printer x Angle x Period	0.001	2	0.001	0.02	0.98
	Error	2.814	96	0.029
	Total	22.313	107
S. aureus	Printer	0.003	1	0.003	0.095	0.759
	Angle	0.033	2	0.016	0.499	0.609
	Period	41.676	1	41.676	1.269.929	<0.001 *
	Printer x Angle	0.004	2	0.002	0.06	0.942
	Printer x Period	0.001	1	0.001	0.033	0.856
	Angle x Period	0.008	2	0.004	0.119	0.888
	Printer x Angle x Period	0.007	2	0.003	0.103	0.902
	Error	3.151	96	0.033
	Total	44.882	107

* Statistically significant, p<0.05.