Table 2:

Mean (standard deviation) of roughness and biaxial flexural strength and percentage of monoclinic phase for each condition.

Surface treatment	Aging	Ra (μm)	Biaxial strength (MPa)	Monoclinic phase (vol%)
As Sintered	Baseline	0.32 (0.10)	908 (131)	< 1
	Autoclave	0.33 (0.15)	724 (188)	~8
	Thermocycling	0.31 (0.10)	689 (185)	~11
Grind	Baseline	0.87 (0.16)	1298 (194)	~32
	Autoclave	1.32 (0.30)	1009 (147)	~33
	Thermocycling	1.00 (0.19)	926 (182)	~31
Grind + Polish	Baseline	0.55 (0.12)	1224 (149)	~28
	Autoclave	0.43 (0.12)	1085 (77)	~27
	Thermocycling	0.55 (0.15)	1086(144)	~28