Amalgam: Preference for replacement over repair - Scenario 1: partial loss or fracture of the restoration · Dentists managing a defective direct amalgam restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
Subgroup (Continent: South America): pooled preference was replacement over repair for a defective amalgam restoration with partial loss or fracture of the restoration (RR 6.20); significant continental variation, p = 0.04.
9 findings from 1 review
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · Continent: South America
RR 6.20 [4.66, 8.25]
2 studies · 349 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · Continent: Europe
RR 2.61 [1.54, 4.42]
6 studies · 1075 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · Continent: Africa
RR 4.86 [3.79, 6.23]
2 studies · 339 participants
GRADE not reported
Show 6 more findings
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · HDI: High
RR 5.06 [4.22, 6.06]
7 studies · 1223 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · HDI: Low
RR 3.39 [2.18, 5.27]
2 studies · 350 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · Continent: Asia
RR 4.38 [2.91, 6.61]
11 studies · 1917 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · Overall (all 21 countries pooled)
RR 3.94 [2.93, 5.31]
21 studies · 3680 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · HDI: Medium
RR 7.13 [4.90, 10.35]
2 studies · 353 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · HDI: Very high
RR 2.99 [1.91, 4.67]
10 studies · 1754 participants
GRADE not reported
Composite: Preference for replacement over repair - Scenario 2: loss of dental hard substance adjacent to the restoration · Dentists managing a defective direct resin composite restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective composite restoration with loss of dental hard substance adjacent to the restoration, surveyed dentists most often preferred repair over replacement (pooled RR 0.75; p = 0.004); ungraded.
1 finding from 1 review
Amalgam: Preference for replacement over repair - Scenario 2: loss of dental hard substance adjacent to the restoration · Dentists managing a defective direct amalgam restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective amalgam restoration with loss of dental hard substance adjacent to the restoration, surveyed dentists most often preferred replacement over repair (pooled RR 4.70; p < 0.001); ungraded.
1 finding from 1 review
Composite: Preference for replacement over repair - Scenario 1: partial loss or fracture of the restoration · Dentists managing a defective direct resin composite restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective composite restoration with partial loss or fracture of the restoration, surveyed dentists most often preferred repair over replacement (pooled RR 0.72; p = 0.002); ungraded.
1 finding from 1 review
Amalgam: Preference for replacement over repair - Scenario 7: non-stable (mobile) restoration · Dentists managing a defective direct amalgam restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective amalgam restoration with non-stable (mobile) restoration, surveyed dentists most often preferred replacement over repair (pooled RR 24.22; p < 0.001); ungraded.
1 finding from 1 review
Composite: Preference for replacement over repair - Scenario 7: non-stable (mobile) restoration · Dentists managing a defective direct resin composite restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective composite restoration with non-stable (mobile) restoration, surveyed dentists most often preferred replacement over repair (pooled RR 12.17; p < 0.001); ungraded.
1 finding from 1 review
Amalgam: Preference for replacement over repair - Scenario 8: disruption of occlusal integrity · Dentists managing a defective direct amalgam restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective amalgam restoration with disruption of occlusal integrity, surveyed dentists most often preferred replacement over repair (pooled RR 1.70; p < 0.001); ungraded.
1 finding from 1 review
Composite: Preference for replacement over repair - Scenario 3: secondary caries · Dentists managing a defective direct resin composite restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
Subgroup (Continent: Africa): pooled preference was replacement over repair for a defective composite restoration with secondary caries (RR 4.62); significant continental variation, p < 0.001.
5 findings from 1 review
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · Continent: Africa
RR 4.62 [3.64, 5.86]
2 studies · 339 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · Overall (all 21 countries pooled)
RR 2.43 [1.87, 3.16]
21 studies · 3680 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · Continent: Europe
RR 3.07 [2.41, 3.89]
6 studies · 1075 participants
GRADE not reported
Show 2 more findings
Composite: Preference for replacement over repair - Scenario 4: marginal discoloration · Dentists managing a defective direct resin composite restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective composite restoration with marginal discoloration, surveyed dentists most often preferred replacement over repair (pooled RR 1.97; p < 0.001); ungraded.
1 finding from 1 review
Composite: Preference for replacement over repair - Scenario 5: open margin · Dentists managing a defective direct resin composite restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective composite restoration with open margin, surveyed dentists most often preferred replacement over repair (pooled RR 3.93; p < 0.001); ungraded.
1 finding from 1 review
Amalgam: Preference for replacement over repair - Scenario 6: corrosion · Dentists managing a defective direct amalgam restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective amalgam restoration with corrosion, surveyed dentists most often preferred replacement over repair (pooled RR 1.59; p < 0.001); ungraded.
1 finding from 1 review
Amalgam: Preference for replacement over repair - Scenario 4: marginal discoloration · Dentists managing a defective direct amalgam restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
Subgroup (HDI: Very high): pooled preference was replacement over repair for a defective amalgam restoration with marginal discoloration (RR 6.48); significant HDI variation, p = 0.01.
5 findings from 1 review
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · HDI: Very high
RR 6.48 [3.71, 11.31]
10 studies · 1754 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · HDI: High
RR 7.06 [5.14, 9.69]
7 studies · 1223 participants
GRADE not reported
Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomesNot applicable (single time-point survey, June to October 2023) · Multinational (21 countries across Africa, Asia, Europe, South America); general dental practice · HDI: Low
RR 3.58 [2.74, 4.69]
2 studies · 350 participants
GRADE not reported
Show 2 more findings
Composite: Preference for replacement over repair - Scenario 8: disruption of occlusal integrity · Dentists managing a defective direct resin composite restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective composite restoration with disruption of occlusal integrity, surveyed dentists most often preferred repair over replacement (pooled RR 0.37; p < 0.001); ungraded.
1 finding from 1 review
Amalgam: Preference for replacement over repair - Scenario 5: open margin · Dentists managing a defective direct amalgam restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective amalgam restoration with open margin, surveyed dentists most often preferred replacement over repair (pooled RR 5.14; p < 0.001); ungraded.
1 finding from 1 review
Amalgam: Preference for replacement over repair - Scenario 3: secondary caries · Dentists managing a defective direct amalgam restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective amalgam restoration with secondary caries, surveyed dentists most often preferred replacement over repair (pooled RR 6.94; p < 0.001); ungraded.
1 finding from 1 review
Composite: Preference for replacement over repair - Scenario 6: superficial discoloration · Dentists managing a defective direct resin composite restoration (posterior occlusal Class I; standardized vignette of a 30-year-old,…
For a defective composite restoration with superficial discoloration, surveyed dentists most often preferred repair over replacement (pooled RR 0.28; p < 0.001); ungraded.
1 finding from 1 review
Intervention not reported
Composite: Preference for replacement over repair - Scenario 2: loss of dental hard substance adjacent to the restoration
The intervention showed no clear difference in composite: Preference for replacement over repair - Scenario 2: loss…; GRADE not reported.
1 finding from 1 review
RR 0.91 [0.54, 1.54]
2 studies
GRADE not reported
Intervention not reported
Amalgam: Preference for replacement over repair - Scenario 2: loss of dental hard substance adjacent to the restoration
The intervention showed no clear difference in amalgam: Preference for replacement over repair - Scenario 2: loss…; GRADE not reported.
1 finding from 1 review
RR 2.42 [0.37, 15.80]
2 studies
GRADE not reported
Intervention not reported
Amalgam: Preference for replacement over repair - Scenario 2: loss of dental hard substance adjacent to the restoration
The intervention led to higher amalgam: Preference for replacement over repair - Scenario 2: loss…; GRADE not reported.
1 finding from 1 review
RR 5.34 [1.88, 15.19]
2 studies
GRADE not reported
Intervention not reported
Composite: Preference for replacement over repair - Scenario 2: loss of dental hard substance adjacent to the restoration
The intervention showed no clear difference in composite: Preference for replacement over repair - Scenario 2: loss…; GRADE not reported.
1 finding from 1 review
RR 0.40 [0.08, 2.03]
2 studies
GRADE not reported