Study: NCT04527913

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Interdental Oral Hygiene Instruction (Int-OHI)
Description: Int-OHI will be given focusing on the interdental device of the allocated group for each patient and will be given only once at timepoint T-7. No further formal Int-OH instructions will be given, unless specifically asked by the patient.~Int-OHI will be delivered by trained dental hygienist/periodontist.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Interdental Oral Hygiene Instruction (Int-OHI)
Description: Int-OHI will be given focusing on the interdental device of the allocated group for each patient and will be given only once at timepoint T-7. No further formal Int-OH instructions will be given, unless specifically asked by the patient.~Int-OHI will be delivered by trained dental hygienist/periodontist.

Intervention type: BEHAVIORAL
Group type: EXPERIMENTAL
Intervention: Interdental Oral Hygiene Instruction (Int-OHI)
Description: Int-OHI will be given focusing on the interdental device of the allocated group for each patient and will be given only once at timepoint T-7. No further formal Int-OH instructions will be given, unless specifically asked by the patient.~Int-OHI will be delivered by trained dental hygienist/periodontist.

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: One session of professional supragingival scaling and polishing
Description: A session of professional supragingival scaling and polishing: instrumentation will be performed by a trained dental hygienist/periodontist with great care in performing exclusively coronal maneuver. No instrumentation or exploring of the gingival crevice/ sulcus will be performed.

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: One session of professional supragingival scaling and polishing
Description: A session of professional supragingival scaling and polishing: instrumentation will be performed by a trained dental hygienist/periodontist with great care in performing exclusively coronal maneuver. No instrumentation or exploring of the gingival crevice/ sulcus will be performed.

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: One session of professional supragingival scaling and polishing
Description: A session of professional supragingival scaling and polishing: instrumentation will be performed by a trained dental hygienist/periodontist with great care in performing exclusively coronal maneuver. No instrumentation or exploring of the gingival crevice/ sulcus will be performed.

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: One session of professional supragingival scaling and polishing
Description: A session of professional supragingival scaling and polishing: instrumentation will be performed by a trained dental hygienist/periodontist with great care in performing exclusively coronal maneuver. No instrumentation or exploring of the gingival crevice/ sulcus will be performed.

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: Oral Hygiene Instruction (OHI)
Description: OHI will be given focusing on manual toothbrushing and will be given only once at timepoint T-7. No further formal OH instructions will be given, unless specifically asked by the patient.~OHI will be delivered by trained dental hygienist/periodontist.

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: Oral Hygiene Instruction (OHI)
Description: OHI will be given focusing on manual toothbrushing and will be given only once at timepoint T-7. No further formal OH instructions will be given, unless specifically asked by the patient.~OHI will be delivered by trained dental hygienist/periodontist.

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: Oral Hygiene Instruction (OHI)
Description: OHI will be given focusing on manual toothbrushing and will be given only once at timepoint T-7. No further formal OH instructions will be given, unless specifically asked by the patient.~OHI will be delivered by trained dental hygienist/periodontist.

Intervention type: PROCEDURE
Group type: EXPERIMENTAL
Intervention: Oral Hygiene Instruction (OHI)
Description: OHI will be given focusing on manual toothbrushing and will be given only once at timepoint T-7. No further formal OH instructions will be given, unless specifically asked by the patient.~OHI will be delivered by trained dental hygienist/periodontist.