Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

319 questions · 654 findings · 45 reviews · Dental caries

No studies found 17 · 2.6%GRADE not reported 601 · 91.9%Very low 11 · 1.7%Low 11 · 1.7%Moderate 7 · 1.1%High 7 · 1.1%

Higher circulating 25-hydroxyvitamin D (25(OH)D) concentration vs Lower circulating 25-hydroxyvitamin D (25(OH)D) concentration

Ischaemic stroke · Adults (general population)

Meta-analysis of observational studies (higher vs lower 25(OH)D) for Ischaemic stroke (Hazard ratio (cohort studies)): HR 0.66 (95% CI 0.55 to 0.80), statistically significant. Umbrella review outcome-level evidence grade: Suggestive.

2 findings from 1 review

Higher circulating 25-hydroxyvitamin D (25(OH)D) concentration vs Lower circulating 25-hydroxyvitamin D (25(OH)D) concentration

Kidney cancer · Adults (general population)

Meta-analysis of observational studies (higher vs lower 25(OH)D) for Kidney cancer: OR 1.01 (95% CI 0.65 to 1.58), not statistically significant. Umbrella review outcome-level evidence grade: Substantial effect unlikely.

1 finding from 1 review

Higher circulating 25-hydroxyvitamin D (25(OH)D) concentration vs Lower circulating 25-hydroxyvitamin D (25(OH)D) concentration

Body‐mass index (BMI) · Adults (general population)

Meta-analysis of observational studies (higher vs lower 25(OH)D) for Body mass index: Z score -0.15 (95% CI -0.19 to -0.11), statistically significant. Umbrella review outcome-level evidence grade: Suggestive.

1 finding from 1 review

Higher circulating 25-hydroxyvitamin D (25(OH)D) concentration vs Lower circulating 25-hydroxyvitamin D (25(OH)D) concentration

Sporadic colorectal adenoma · Adults (general population)

Meta-analysis of observational studies (higher vs lower 25(OH)D) for Sporadic colorectal adenoma: OR 0.82 (95% CI 0.69 to 0.97), statistically significant. Umbrella review outcome-level evidence grade: No conclusion.

1 finding from 1 review

Higher circulating 25-hydroxyvitamin D (25(OH)D) concentration vs Lower circulating 25-hydroxyvitamin D (25(OH)D) concentration

Type 2 diabetes (prevalent) · Adults (general population)

Meta-analysis of observational studies (higher vs lower 25(OH)D) for Type 2 diabetes (prevalent): OR 0.45 (95% CI 0.25 to 0.82), statistically significant. Umbrella review outcome-level evidence grade: No conclusion.

1 finding from 1 review

Higher circulating 25-hydroxyvitamin D (25(OH)D) concentration vs Lower circulating 25-hydroxyvitamin D (25(OH)D) concentration

All cause mortality · Adults (general population)

Meta-analysis of observational studies (higher vs lower 25(OH)D) for All cause mortality: HR 0.72 (95% CI 0.66 to 0.78), statistically significant. Umbrella review outcome-level evidence grade: No conclusion.

1 finding from 1 review

Higher circulating 25-hydroxyvitamin D (25(OH)D) concentration vs Lower circulating 25-hydroxyvitamin D (25(OH)D) concentration

Rectal cancer · Adults (general population)

Meta-analysis of observational studies (higher vs lower 25(OH)D) for Rectal cancer: OR 0.50 (95% CI 0.29 to 0.88), statistically significant. Umbrella review outcome-level evidence grade: No conclusion.

1 finding from 1 review

Single-surface ART restoration using high-viscosity glass ionomer vs No comparator

Restoration survival · Permanent posterior teeth with single-surface cavities

Single-surface high-viscosity glass-ionomer ART restorations in permanent teeth had high 2-year survival (93%, 95% CI 89-95%); evidence ungraded.

6 findings from 1 review
Show 3 more findings

Single-surface ART restoration using high-viscosity glass ionomer vs No comparator

Restoration survival · Primary posterior teeth with single-surface cavities

Single-surface high-viscosity glass-ionomer ART restorations in primary teeth had high 2-year survival (93%, 95% CI 91-94%); evidence ungraded.

3 findings from 1 review

Atraumatic restorative treatment with high-viscosity GIC (class I) vs Amalgam restoration

Success or failure of restoration (as defined by the USPHS criteria) · Children with carious primary teeth

ART with high-viscosity GIC and amalgam had similar class I restoration success at 24 months (ungraded).

2 findings from 1 review

Multiple-surface ART restoration using high-viscosity glass ionomer vs No comparator

Restoration survival · Primary posterior teeth with multiple-surface cavities

Multiple-surface high-viscosity glass-ionomer ART restorations in primary teeth had moderate 2-year survival (62%, 95% CI 51-73%); evidence ungraded.

3 findings from 1 review

Multiple-surface ART restoration using high-viscosity glass ionomer vs No comparator

Restoration survival · Permanent posterior teeth with multiple-surface cavities

Multiple-surface high-viscosity glass-ionomer ART restorations in permanent teeth had high 1-year survival (86%, 95% CI 59-98%); evidence ungraded.

3 findings from 1 review

Higher circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration vs Lower circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration

Colorectal cancer · Adults (general population)

Meta-analysis of observational studies (higher vs lower 1,25(OH)2D) for Colorectal cancer: OR 1.01 (95% CI 0.59 to 1.73), not statistically significant. Umbrella review outcome-level evidence grade: Suggestive.

1 finding from 1 review

Higher circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration vs Lower circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration

Breast cancer · Adults (general population)

Meta-analysis of observational studies (higher vs lower 1,25(OH)2D) for Breast cancer: OR 0.99 (95% CI 0.68 to 1.44), not statistically significant. Umbrella review outcome-level evidence grade: No conclusion.

1 finding from 1 review

Higher circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration vs Lower circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration

Colon cancer · Adults (general population)

Meta-analysis of observational studies (higher vs lower 1,25(OH)2D) for Colon cancer: OR 0.88 (95% CI 0.57 to 1.35), not statistically significant. Umbrella review outcome-level evidence grade: No conclusion.

1 finding from 1 review

Higher circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration vs Lower circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration

Aggressive prostate cancer · Adults (general population)

Meta-analysis of observational studies (higher vs lower 1,25(OH)2D) for Aggressive prostate cancer: OR 0.75 (95% CI 0.48 to 1.17), not statistically significant. Umbrella review outcome-level evidence grade: Substantial effect unlikely.

1 finding from 1 review

Higher circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration vs Lower circulating 1,25-dihydroxyvitamin D (1,25(OH)2D) concentration

Prostate cancer · Adults (general population)

Meta-analysis of observational studies (higher vs lower 1,25(OH)2D) for Prostate cancer: OR 0.99 (95% CI 0.87 to 1.14), not statistically significant. Umbrella review outcome-level evidence grade: Substantial effect unlikely.

1 finding from 1 review

High-viscosity glass-ionomer ART restorations vs Conventional treatment using H-GIC (rotary instruments)

Discomfort associated with the procedure · People with dental caries in primary teeth (mainly children)

ART using high-viscosity glass ionomer cement (H-GIC), hand… showed no clear difference in participant experience (discomfort during procedure) compared with conventional treatment using H-GIC (rotary instruments); GRADE not reported.

1 finding from 1 review

High-viscosity glass-ionomer ART restorations vs Conventional treatment using H-GIC (rotary instruments)

Pain (during procedure, primary dentition) · People with dental caries in primary teeth (mainly children)

ART using high-viscosity glass ionomer cement (H-GIC), hand… showed no clear difference in pain (during procedure, primary dentition) compared with conventional treatment using H-GIC (rotary instruments) (low certainty).

1 finding from 1 review