Outcomes | Incidence rate per 100,000 persons | Pooled ORb(95% CIc, p) | № of participants (studies) | Quality of evidence | Comments | |
---|---|---|---|---|---|---|
Low residual tooth number group | High residual tooth number group | |||||
Incidence of dementia | 8415 per 100,000 (1209/14,366) | 7729 per 100,000 (1123/14,528) | 0.483 (0.315 to 0.740, p < 0.001) | 28,894 (11 cohort studies) | ⨁◯◯◯ VERY LOW | Random effects, I2 = 92.421% |