Efficiency of different brushing methods

Comparison of the effectiveness of different brushing methods with the usual method in removing microbial plaque in 11th and 12th grade students.

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

IRCT

Registry ID

IRCT20201218049748N1

Enrollment

Registered

2021-08-05

Start date

2021-09-22

Completion date

Unknown

Last updated

2021-08-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Efficiency of different brushing methods compared to the usual method of each person ..

Interventions

Intervention 1: Control group: Initially,all volunteers will not brush their teeth for next 48 hours. Then they will brush with their usual brushing method twice a day and the plaque index and gingiva

Eligibility

Sex/Gender

All

Age

12 Years to No maximum

Inclusion criteria

Inclusion criteria: Healthy students of the eleventh and twelfth grade No previous receipt of special oral health training At least 6 teeth in each quadrant of the mouth

Exclusion criteria

Exclusion criteria: 1. Existence of oral lesion Students with orthodontic appliance or removable prosthesis Existence of periodontal problems and the presence of pockets with a depth of 4 mm or more Being a smoker Existence of special disabilities that interfere with the skill of using a toothbrush History of systemic diseases (diabetes 1 and 2, rheumatic fever, leukemia, etc.) Taking any non-steroidal antibacterial or anti-inflammatory drugs, corticosteroids and immunosuppressants within 1 month Before and during the study

Design outcomes

Primary

Measure	Time frame
Plaque index. Timepoint: At the beginning of the study (after 48 hours without brushing) . after brushing in the usual way, after 48 hours of not brushing, after brushing in the trained methods. Method of measurement: With disclosing agent and examination intraoral mirror.;Gingival index. Timepoint: At the beginning of the study (after 48 hours without brushing) . after brushing in the usual way, after 48 hours of not brushing, after brushing in the trained methods. Method of measurement: Clinical examination with intraoral mirror and periodontal probe.	—

Measure

Time frame

Plaque index. Timepoint: At the beginning of the study (after 48 hours without brushing) . after brushing in the usual way, after 48 hours of not brushing, after brushing in the trained methods. Method of measurement: With disclosing agent and examination intraoral mirror.;Gingival index. Timepoint: At the beginning of the study (after 48 hours without brushing) . after brushing in the usual way, after 48 hours of not brushing, after brushing in the trained methods. Method of measurement: Clinical examination with intraoral mirror and periodontal probe.

—

Countries

Iran (Islamic Republic of)

Contacts

Public ContactFarzad Emamverdi

Tehran University of Medical Sciences

farzad.emamverdi@yahoo.com+98 21 8888 5611

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026