Table 3.

Participants' previous prosthesis type (fixed/removable/conventional implant) and reasons for changing to new basal implant.

	Frequency	Percentage (%)
Types of previous prosthesis (% out of 60 patients)
Removable prosthesis	35	58.3
Fixed prosthesis	19	31.7
Fixed and removable prosthesis	4	6.7
Conventional implant-supported prosthesis	2	3.3
Fixed prosthesis (% out of 23 patients)
Caries/fracture of abutment	15	65.2
Decementation/debonding	15	65.2
Inability to chew properly	4	17.4
Discomfort	4	17.4
Need for fixed prosthesis	1	4.3
Removable prosthesis (% out of 39 patients)
Poor retention	22	56.4
Discomfort	13	33.3
Inability to chew properly	8	20.5
Caries/ fracture of abutment	8	20.5
Need for fixed prosthesis	5	12.8
Aesthetics	1	2.6