Table 1. Demographic information of included patients.

Group	Patient ID	Sex	Age (yr)	Amount of material (g)	Diameter (mm)	Length (mm)	Tooth position	ISQ	Reason for extraction
Test	1	Male	64	0.50	5	7.0	47	42	Endodontic
Test	2	Female	62	0.50	5	8.5	47	83	Endodontic
Test	3	Female	61	0.50	5	10.0	46	75	Crack tooth
Test	4	Female	50	0.50	5	8.5	47	81	Periodontal
Test	5	Female	66	0.75	5	8.5	46	83	Root fracture
Test	6	Female	49	0.50	5	8.5	46	83	Periodontal
Control	7	Female	75	0.25	5	8.5	47	61	Periodontal
Control	8	Female	51	0.25	5	8.5	36	77	Periodontal
Control	9	Female	26	0.25	5	8.5	16	56	Root fracture
Control	10	Male	48	0.25	5	8.5	37	78	Periodontal
Control	11	Female	56	0.25	5	8.5	16	68	Periodontal
Control	12a)	Female	52	0.25	N/A	N/A	17	N/A	Periodontal

ISQ: implant stability quotient.

^a)Patient ID 12 in control group showed insufficient initial stability for implant placement at 4 months after alveolar ridge preservation.