Table 2.

Variables are shown as means and SDs

Group (n)	Probing depth (PD)	Bleeding index (BI) (score 0 = no; 1 = yes)		Sector (S1, S2, S3)		α-Angle (°)		Height (H2, H3, H4)
		Mean	SD	Mean	SD	Mean	SD	Mean	SD
1 (274)	PD < 2 mm (1;2)	0.51	0.50	2.36	0.75	19.00	10.87	3.09	0.81
2 (13)	PD > 2 mm (3;4)	0.43	0.62	1.79	0.84	16.50	11.31	2.71	0.84
3(6)	CEJ visible	0.33	0.82	1.67*	0.75	22.67	11.31	2.83	0.75

^*Significant when compared to group 1