Trial Outcomes & Findings for Wear Characteristics of Denture Teeth (NCT NCT01188226)

NCT ID: NCT01188226

Last Updated: 2016-06-10

Results Overview

Clinical evaluation of posterior wear location (right, left, equal).

Recruitment status

TERMINATED

Study phase

NA

Target enrollment

10 participants

Primary outcome timeframe

6 months after denture completion

Results posted on

2016-06-10

Participant Flow

Participant milestones

Participant milestones
Measure
Nano Hybrid Composite Denture Teeth
Denture teeth are made of nano hybrid composite material Denture teeth: Denture teeth made of nano hybrid composite material
Overall Study
STARTED
10
Overall Study
COMPLETED
6
Overall Study
NOT COMPLETED
4

Reasons for withdrawal

Reasons for withdrawal
Measure
Nano Hybrid Composite Denture Teeth
Denture teeth are made of nano hybrid composite material Denture teeth: Denture teeth made of nano hybrid composite material
Overall Study
Withdrawal by Subject
4

Baseline Characteristics

Wear Characteristics of Denture Teeth

Baseline characteristics by cohort

Baseline characteristics by cohort
Measure
Nano Hybrid Composite Denture Teeth
n=10 Participants
Denture teeth are made of nano hybrid composite material
Age, Categorical
<=18 years
0 Participants
n=99 Participants
Age, Categorical
Between 18 and 65 years
5 Participants
n=99 Participants
Age, Categorical
>=65 years
5 Participants
n=99 Participants
Sex: Female, Male
Female
5 Participants
n=99 Participants
Sex: Female, Male
Male
5 Participants
n=99 Participants
Region of Enrollment
United States
10 participants
n=99 Participants

PRIMARY outcome

Timeframe: 6 months after denture completion

Population: For study participants who completed the 6-month follow-up. Upper and lower dentures of each participant assessed and reported separately as Arms for this outcome.

Clinical evaluation of posterior wear location (right, left, equal).

Outcome measures

Outcome measures
Measure
Upper Denture
n=8 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=8 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
Denture teeth are made of nano hybrid composite material
Location of Posterior Denture Tooth Wear
Right side wear
0 participants
0 participants
Location of Posterior Denture Tooth Wear
Equal wear
7 participants
6 participants
Location of Posterior Denture Tooth Wear
Left side wear
1 participants
2 participants

PRIMARY outcome

Timeframe: 12 months after denture completion

Population: For study participants who completed the 12-month follow-up. Upper and lower dentures assessed and reported separately as Arms for this outcome.

Clinical evaluation of posterior wear location (right, left, equal)

Outcome measures

Outcome measures
Measure
Upper Denture
n=7 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=7 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
Denture teeth are made of nano hybrid composite material
Location of Posterior Denture Tooth Wear
Right side wear
0 participants
1 participants
Location of Posterior Denture Tooth Wear
Equal wear
6 participants
5 participants
Location of Posterior Denture Tooth Wear
Left side wear
1 participants
1 participants

PRIMARY outcome

Timeframe: 18 months after denture completion

Population: For study participants who completed the 18-month follow-up. Upper and lower dentures of each participant assessed and reported separately as Arms for this outcome.One participant had the lower denture refabricated after 12 months and was not included in 18-month lower-denture assessment

Clinical evaluation of posterior wear location (right, left, equal)

Outcome measures

Outcome measures
Measure
Upper Denture
n=4 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=3 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
Denture teeth are made of nano hybrid composite material
Location of Posterior Denture Tooth Wear
Right side
0 participants
0 participants
Location of Posterior Denture Tooth Wear
Equal
3 participants
2 participants
Location of Posterior Denture Tooth Wear
Left side
1 participants
1 participants

PRIMARY outcome

Timeframe: 24 months after denture completion

Population: For study participants who completed the 24-month follow-up. Upper and lower dentures of each participant assessed and reported separately as Arms for this outcome.One participant had the lower denture refabricated after 12 months and was not included in 24-month lower-denture assessment

Clinical evaluation of posterior wear location (right, left, equal)

Outcome measures

Outcome measures
Measure
Upper Denture
n=6 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=5 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
Denture teeth are made of nano hybrid composite material
Location of Posterior Denture Tooth Wear
Left side
1 participants
0 participants
Location of Posterior Denture Tooth Wear
Right side
0 participants
0 participants
Location of Posterior Denture Tooth Wear
Equal
5 participants
5 participants

SECONDARY outcome

Timeframe: 6 months after denture completion

Clinical evaluation of color deviation of anterior teeth to shade guide (3 levels: high, little, none)

Outcome measures

Outcome measures
Measure
Upper Denture
n=8 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
Denture teeth are made of nano hybrid composite material
Denture Teeth Esthetics
Deviation: None
6 participants
Denture Teeth Esthetics
Deviation: High
0 participants
Denture Teeth Esthetics
Deviation: Little
2 participants

SECONDARY outcome

Timeframe: 6 months after denture completion

Population: For study participants who completed the 6-month follow-up. Anterior, right-posterior, and left-posterior denture teeth areas of each participant assessed and reported separately as Arms for this outcome.

Clinical evaluation of plaque for anterior teeth and left posterior teeth and right posterior teeth on four-point scale (0= none; 1 = soft debris covering ≤1/3 of tooth surface; 2 = soft debris covering \> 1/3 and ≤ ½ of tooth surface; 3 = soft debris covering more than ½ of tooth surface)

Outcome measures

Outcome measures
Measure
Upper Denture
n=8 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=8 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
n=8 Participants
Denture teeth are made of nano hybrid composite material
Amount of Denture Teeth Plaque
0=None
5 participants
5 participants
5 participants
Amount of Denture Teeth Plaque
1=Soft debris covering ≤1/3 of surface
2 participants
2 participants
2 participants
Amount of Denture Teeth Plaque
2=soft debris covering > 1/3 and ≤ ½ of surface
1 participants
1 participants
1 participants
Amount of Denture Teeth Plaque
3=soft debris covering more than ½ of surface
0 participants
0 participants
0 participants

SECONDARY outcome

Timeframe: 6 months after denture completion

Population: For study participants who completed the 6-month follow-up. Anterior, right-posterior, and left-posterior denture teeth areas of each participant assessed and reported separately as Arms for this outcome.

Clinical evaluation of calculus for anterior teeth and posterior teeth on left and right sides on four-point scale (0= none; 1 = present on ≤ 1/3 of gingival margins; 2 = present on \> 1/3 of gingival margins and parts of fissures and/or individual spots around cervical portion of tooth; 3 = covering more than ½ of gingival margins and the complete fissures and/or continuous heavy band of calculus around cervical portion of the tooth)

Outcome measures

Outcome measures
Measure
Upper Denture
n=8 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=8 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
n=8 Participants
Denture teeth are made of nano hybrid composite material
Denture Teeth Calculus
0
8 participants
8 participants
8 participants
Denture Teeth Calculus
1
0 participants
0 participants
0 participants
Denture Teeth Calculus
2
0 participants
0 participants
0 participants
Denture Teeth Calculus
3
0 participants
0 participants
0 participants

SECONDARY outcome

Timeframe: 12 months after denture completion

Population: For study participants who completed the 12-month follow-up.

Clinical evaluation of color deviation of anterior teeth to shade guide (3 levels, high, little none)

Outcome measures

Outcome measures
Measure
Upper Denture
n=7 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
Denture teeth are made of nano hybrid composite material
Denture Teeth Esthetics
Deviation: Little
2 participants
Denture Teeth Esthetics
Deviation: High
1 participants
Denture Teeth Esthetics
Deviation: None
4 participants

SECONDARY outcome

Timeframe: 18 months after denture completion

Population: For study participants who completed the 18-month follow-up.

Clinical evaluation of color deviation of anterior teeth to shade guide (3 levels: high, little, none)

Outcome measures

Outcome measures
Measure
Upper Denture
n=4 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
Denture teeth are made of nano hybrid composite material
Denture Teeth Esthetics
Deviation: High
0 participants
Denture Teeth Esthetics
Deviation: Little
1 participants
Denture Teeth Esthetics
Deviation: None
3 participants

SECONDARY outcome

Timeframe: 24 months after denture completion

Population: For study participants who completed the 24-month follow-up.

Clinical evaluation of color deviation of anterior teeth to shade guide (3 levels: high, little, none)

Outcome measures

Outcome measures
Measure
Upper Denture
n=6 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
Denture teeth are made of nano hybrid composite material
Denture Teeth Esthetics
Deviation: High
1 participants
Denture Teeth Esthetics
Deviation: Little
3 participants
Denture Teeth Esthetics
Deviation: None
2 participants

SECONDARY outcome

Timeframe: 12 months after denture completion

Population: For study participants who completed the 12-month follow-up. Anterior, right-posterior, and left-posterior denture teeth areas of each participant assessed and reported separately as Arms for this outcome.

Clinical evaluation of plaque for anterior teeth and left posterior teeth and right posterior teeth on four-point scale (0= none; 1 = soft debris covering ≤1/3 of tooth surface; 2 = soft debris covering \> 1/3 and ≤ ½ of tooth surface; 3 = soft debris covering more than ½ of tooth surface)

Outcome measures

Outcome measures
Measure
Upper Denture
n=7 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=7 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
n=7 Participants
Denture teeth are made of nano hybrid composite material
Amount of Denture Teeth Plaque
0= none
6 participants
6 participants
5 participants
Amount of Denture Teeth Plaque
1 = soft debris covering ≤1/3 of tooth surface
1 participants
1 participants
2 participants
Amount of Denture Teeth Plaque
2 = soft debris covering > 1/3 and ≤ ½ of surface
0 participants
0 participants
0 participants
Amount of Denture Teeth Plaque
3 = soft debris covering more than ½ of surface
0 participants
0 participants
0 participants

SECONDARY outcome

Timeframe: 18 months after denture completion

Population: For study participants who completed the 18-month follow-up. Anterior, right-posterior, and left-posterior denture teeth areas of each participant assessed and reported separately as Arms for this outcome.

Clinical evaluation of plaque for anterior teeth and left posterior teeth and right posterior teeth on four-point scale (0= none; 1 = soft debris covering ≤1/3 of tooth surface; 2 = soft debris covering \> 1/3 and ≤ ½ of tooth surface; 3 = soft debris covering more than ½ of tooth surface)

Outcome measures

Outcome measures
Measure
Upper Denture
n=4 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=4 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
n=4 Participants
Denture teeth are made of nano hybrid composite material
Amount of Denture Teeth Plaque
0 = None
3 participants
4 participants
4 participants
Amount of Denture Teeth Plaque
1 = soft debris covering ≤1/3 of tooth surface
1 participants
0 participants
0 participants
Amount of Denture Teeth Plaque
2 = soft debris covering > 1/3 and ≤ ½ of surface
0 participants
0 participants
0 participants
Amount of Denture Teeth Plaque
3 = soft debris covering more than ½ of surface
0 participants
0 participants
0 participants

SECONDARY outcome

Timeframe: 24 months after denture completion

Population: For study participants who completed the 24-month follow-up. Anterior, right-posterior, and left-posterior denture teeth areas of each participant assessed and reported separately as Arms for this outcome.

Clinical evaluation of plaque for anterior teeth and left posterior teeth and right posterior teeth on four-point scale (0= none; 1 = soft debris covering ≤1/3 of tooth surface; 2 = soft debris covering \> 1/3 and ≤ ½ of tooth surface; 3 = soft debris covering more than ½ of tooth surface)

Outcome measures

Outcome measures
Measure
Upper Denture
n=6 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=6 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
n=6 Participants
Denture teeth are made of nano hybrid composite material
Amount of Denture Teeth Plaque
0 = None
5 participants
4 participants
4 participants
Amount of Denture Teeth Plaque
1 = soft debris covering ≤1/3 of tooth surface
0 participants
2 participants
2 participants
Amount of Denture Teeth Plaque
2 = soft debris covering > 1/3 and ≤ ½ of surface
1 participants
0 participants
0 participants
Amount of Denture Teeth Plaque
3 = soft debris covering more than ½ of surface
0 participants
0 participants
0 participants

SECONDARY outcome

Timeframe: 12 months after denture completion

Population: For study participants who completed the 12-month follow-up. Anterior, right-posterior, and left-posterior denture teeth areas of each participant assessed and reported separately as Arms for this outcome.

Clinical evaluation of calculus for anterior teeth and posterior teeth on left and right sides on four-point scale (0= none; 1 = present on ≤ 1/3 of gingival margins; 2 = present on \> 1/3 of gingival margins and parts of fissures and/or individual spots around cervical portion of tooth; 3 = covering more than ½ of gingival margins and the complete fissures and/or continuous heavy band of calculus around cervical portion of the tooth)

Outcome measures

Outcome measures
Measure
Upper Denture
n=7 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=7 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
n=7 Participants
Denture teeth are made of nano hybrid composite material
Denture Teeth Calculus
0
6 participants
6 participants
6 participants
Denture Teeth Calculus
1
1 participants
1 participants
1 participants
Denture Teeth Calculus
2
0 participants
0 participants
0 participants
Denture Teeth Calculus
3
0 participants
0 participants
0 participants

SECONDARY outcome

Timeframe: 18 months after denture completion

Population: For study participants who completed the 18-month follow-up. Anterior, right-posterior, and left-posterior denture teeth areas of each participant assessed and reported separately as Arms for this outcome.

Clinical evaluation of calculus for anterior teeth and posterior teeth on left and right sides on four-point scale (0= none; 1 = present on ≤ 1/3 of gingival margins; 2 = present on \> 1/3 of gingival margins and parts of fissures and/or individual spots around cervical portion of tooth; 3 = covering more than ½ of gingival margins and the complete fissures and/or continuous heavy band of calculus around cervical portion of the tooth)

Outcome measures

Outcome measures
Measure
Upper Denture
n=4 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=4 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
n=4 Participants
Denture teeth are made of nano hybrid composite material
Denture Teeth Calculus
0
4 participants
4 participants
4 participants
Denture Teeth Calculus
1
0 participants
0 participants
0 participants
Denture Teeth Calculus
2
0 participants
0 participants
0 participants
Denture Teeth Calculus
3
0 participants
0 participants
0 participants

SECONDARY outcome

Timeframe: 24 months after denture completion

Population: For study participants who completed the 24-month follow-up. Anterior, right-posterior, and left-posterior denture teeth areas of each participant assessed and reported separately as Arms for this outcome.

Clinical evaluation of calculus for anterior teeth and posterior teeth on left and right sides on four-point scale (0= none; 1 = present on ≤ 1/3 of gingival margins; 2 = present on \> 1/3 of gingival margins and parts of fissures and/or individual spots around cervical portion of tooth; 3 = covering more than ½ of gingival margins and the complete fissures and/or continuous heavy band of calculus around cervical portion of the tooth)

Outcome measures

Outcome measures
Measure
Upper Denture
n=6 Participants
Denture teeth are made of nano hybrid composite material
Lower Denture
n=6 Participants
Denture teeth are made of nano hybrid composite material
Left-posterior Denture Teeth
n=6 Participants
Denture teeth are made of nano hybrid composite material
Denture Teeth Calculus
1
0 participants
2 participants
2 participants
Denture Teeth Calculus
0
6 participants
4 participants
4 participants
Denture Teeth Calculus
2
0 participants
0 participants
0 participants
Denture Teeth Calculus
3
0 participants
0 participants
0 participants

Adverse Events

Nano Hybrid Composite Denture Teeth

Serious events: 0 serious events
Other events: 6 other events
Deaths: 0 deaths

Serious adverse events

Adverse event data not reported

Other adverse events

Other adverse events
Measure
Nano Hybrid Composite Denture Teeth
n=10 participants at risk
Denture teeth are made of nano hybrid composite material
Gastrointestinal disorders
Denture tooth fracture
60.0%
6/10 • Number of events 11 • 24 months
Gastrointestinal disorders
Lower denture break
10.0%
1/10 • Number of events 1 • 24 months
Gastrointestinal disorders
Tooth debonding
10.0%
1/10 • 24 months

Additional Information

Neal Garrett, MD

UCLA

Results disclosure agreements

  • Principal investigator is a sponsor employee
  • Publication restrictions are in place