Findings

What do systematic reviews say?

1,340 questions · 1,512 findings · 205 reviews

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No studies found 317 · 21%GRADE not reported 358 · 23.7%Very low 356 · 23.5%Low 271 · 17.9%Moderate 173 · 11.4%High 37 · 2.4%

Intervention not reported

Amalgam: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher amalgam: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Continent: Asia
RR 5.16 [3.50, 7.61]
11 studies
GRADE not reported

Intervention not reported

Composite: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher composite: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
HDI: High
RR 4.99 [3.14, 7.93]
7 studies
GRADE not reported

Intervention not reported

Amalgam: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher amalgam: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Coverage: Covering cost of minimally invasive treatment
RR 4.98 [4.07, 6.09]
Studies not reported
GRADE not reported

Intervention not reported

Composite: Preference for replacement over repair - Scenario 5: open margin

The intervention showed no clear difference in composite: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
HDI: Low
RR 1.36 [0.15, 12.30]
2 studies
GRADE not reported

Replacement of the defective restoration vs Repair of the defective restoration

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

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Not 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 3.93 [2.68, 5.76]
21 studies · 3680 participants
GRADE not reported

Intervention not reported

Amalgam: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher amalgam: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Coverage: Not covering
RR 5.26 [3.58, 7.71]
Studies not reported
GRADE not reported

Intervention not reported

Amalgam: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher amalgam: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
HDI: Low
RR 3.87 [2.18, 6.86]
2 studies
GRADE not reported

Intervention not reported

Composite: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher composite: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Continent: South America
RR 2.59 [1.59, 4.22]
2 studies
GRADE not reported

Intervention not reported

Amalgam: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher amalgam: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
HDI: Medium
RR 3.49 [1.30, 9.36]
2 studies
GRADE not reported

Intervention not reported

Amalgam: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher amalgam: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
HDI: Very high
RR 5.19 [3.39, 7.94]
10 studies
GRADE not reported

Intervention not reported

Composite: Preference for replacement over repair - Scenario 5: open margin

The intervention showed no clear difference in composite: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
HDI: Medium
RR 1.90 [0.78, 4.64]
2 studies
GRADE not reported

Intervention not reported

Composite: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher composite: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Coverage: Covering cost of minimally invasive treatment
RR 3.09 [1.65, 5.79]
Studies not reported
GRADE not reported

Intervention not reported

Composite: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher composite: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Continent: Africa
RR 7.59 [3.13, 18.38]
2 studies
GRADE not reported

Intervention not reported

Amalgam: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher amalgam: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Continent: South America
RR 5.15 [3.98, 6.66]
2 studies
GRADE not reported

Replacement of the defective restoration vs Repair of the defective restoration

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

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Not 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 5.14 [4.02, 6.57]
21 studies · 3680 participants
GRADE not reported

Intervention not reported

Composite: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher composite: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Continent: Asia
RR 3.71 [2.01, 6.82]
11 studies
GRADE not reported

Intervention not reported

Amalgam: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher amalgam: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
HDI: High
RR 6.16 [5.32, 7.14]
7 studies
GRADE not reported

Intervention not reported

Composite: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher composite: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Continent: Europe
RR 4.04 [2.03, 8.06]
6 studies
GRADE not reported

Intervention not reported

Amalgam: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher amalgam: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
Continent: Africa
RR 6.44 [4.85, 8.56]
2 studies
GRADE not reported

Intervention not reported

Composite: Preference for replacement over repair - Scenario 5: open margin

The intervention led to higher composite: Preference for replacement over repair - Scenario 5: open…; GRADE not reported.

1 finding from 1 review

Clinical Decision-Making of Repair vs. Replacement of Defective Direct Dental Restorations: A Multinational… 2025 All outcomes
HDI: Very high
RR 4.75 [2.78, 8.11]
10 studies
GRADE not reported