The effect of membrane exposure on lateral ridge augmentation: a case-controlled study

International Journal of Implant Dentistry

Table 1 Patient population and demographics and sites

Groups	Subject no.	Sex	Site	Age
Exposed (test) group	1	Female	13	74
	2	Male	6	62
	3	Female	29	62
	4	Male	12	62
	5	Male	8	59
	6	Male	19	29
	7	Female	9	23
Non-exposed (control) group	8	Female	11	60
	9	Female	30	68
	10	Male	30	68
	11	Male	9	50
	12	Male	25	42
	13	Female	10	39
	14	Male	9	25

In the control (non-membrane exposure) and test group (membrane exposure), the subject’s age, sex, and defect areas are presented