Research Article

[Retracted] Tooth Loss and the Incidence of Ischemic Stroke and Transient Ischemic Attack: A Systematic Review and Meta-Analysis

Table 1

Characteristics of studies included in the meta-analysis of tooth loss in relation to incidence of ischemic stroke.

Author (year)Study designCountryStudy periodStudy populationSexAge at baseline (years)NOS scores

Wu et al. (2000)CohortUSA1971–1992Total: 9,962Mix25–748
Dentate: 7,780 (including no periodontal disease: 3634)
Edentulous: 2,182
Joshipura et al. (2003)CohortUSA1986–1998Total: 41,380Male40–758
25–32 teeth: 34,767
17–24 teeth: 4,527
11–16 teeth: 903
0–10 teeth: 1183
Joshy et al. (2016)CohortAustralia2006–2011Total: 167,697Mix45–757
≥20 teeth: 117,464
10–19 teeth: 30,013
1–9 teeth; 11,423
None: 8,797
Lee et al. (2019)CohortKorea2007–2016Total: 4,404,970Mix≥209
28 teeth: 3,978,654
24–27 teeth: 329,461
14–23 teeth: 81,337
1–13 teeth: 12,601
None: 2,917
Grau et al. (2004)Case-controlGermany1998–2000Total: 771Mix18–757
Cases: 303
Population controls: 168
Hospital controls: 300
Palm et al. (2014)Case-controlGermany2010–2011Total: 183Mix18–808
Cases: 96
Population controls: 87
Leao et al. (2021)Case-controlBrazil2015–2018Total: 458Mix>07
Cases: 229
Hospital controls: 229