Primary study · included by 1 review

A predictive nomogram: a cross-sectional study on a simple-to-use model for screening 12-year-old children for severe caries in middle schools.

Duan 2021 · Duan Shaoying, Li Meng, Zhao Jialiang, et al. · BMC oral health · 2021

PubMed 34544417 doi:10.1186/s12903-021-01819-2Journal Article; Research Support, Non-U.S. Gov't

Trial PICO

Not extracted yet. Trial-level population, intervention, comparator, outcomes and design will appear here after the trial extraction run. Until then, the reviews below describe the study.

Results

Not extracted yet. Per-trial results (events, means, effect and weight as each review's forest plot reports them) will appear here after the trial extraction run.

Included by

Risk prediction models for dental caries in children and adolescents: a systematic review and meta-analysis.

Non-Cochrane · prognostic · 2025 · cited as Duan 2021 · Table 1/Table 2; Reference 27; Figure 2 (pooled)

Outcome this study informs	Pooled effect	Evidence	Certainty
Dental caries discrimination (area under the curve) Simple childhood caries prediction models with at least two predictors vs No competing model · Validation assessment; prediction horizon not reported	AUC 0.766 [0.761, 0.771]	1 study	Ungraded
Dental caries discrimination (area under the curve) Simple childhood caries prediction models with at least two predictors vs No competing model · Validation assessment; prediction horizon not reported	AUC 0.71 [0.69, 0.72]	1 study	Ungraded
Model discrimination (area under the ROC curve, AUC) Simplified caries prediction models (>=2 predictors; microbiome-primary studies excluded), but some pooled models include microbe predictors (Yaxuan 2023: S. mutans; Kim 2018: biofilm acidogenicity/saliva) vs None (no competing model) · Prediction of future/undiagnosed caries; cohort follow-up 3 months-10 years	AUC 0.79 [0.73, 0.84]	6 studies	Ungraded
Dental caries discrimination (area under the curve) Simple childhood caries prediction models with at least two predictors vs No competing model · Validation assessment; prediction horizon not reported	AUC 0.931 [0.876, 0.967]	1 study	Ungraded
Dental caries discrimination (area under the curve) Simple childhood caries prediction models with at least two predictors vs No competing model · Validation assessment; prediction horizon not reported	AUC 0.592 [0.514, 0.671]	1 study	Ungraded
Dental caries discrimination (area under the curve) Simple childhood caries prediction models with at least two predictors vs No competing model · Validation assessment; prediction horizon not reported	AUC 0.782 [0.681, 0.884]	1 study	Ungraded
Dental caries discrimination (area under the curve) Simple childhood caries prediction models with at least two predictors vs No competing model · Validation assessment; prediction horizon not reported	AUC 0.91 [0.87, 0.94]	1 study	Ungraded

1 including review in total.