Table 1.
Criteria of Quality Assessment (a Modified McHarm checklist).
Figure 1.
Flow Diagram of Screened and Included Papers.
Table 2.
Study Characteristics (SMOKING).
Table 3.
Study Characteristics (RADIOTHERAPY).
Table 4.
Study Characteristics (DIABETES).
Table 5.
Study Characteristics (OSTEOPOROSIS).
Figure 2.
Forest plot of studies with dental implant failure risk for smoking versus non-smoking patients.
The combined Relative risks (RR) and 95% confidence intervals (CIs) were calculated using the random-effects model.
Table 6.
Subgroup analysis to investigate differences between studies included in meta-analysis.
Figure 3.
Forest plot of studies with dental implant failure risk for patients with radiotherapy versus non-smoking.
The combined Relative risks (RR) and 95% confidence intervals (CIs) were calculated using the random-effects model.
Figure 4.
Forest plot of studies with dental implant failure risk for patients with diabetes versus non-diabetes.
The combined Relative risks (RR) and 95% confidence intervals (CIs) were calculated using the random-effects model.
Figure 5.
Forest plot of studies with dental implant failure risk for patients with osteoporosis versus non-osteoporosis.
The combined Relative risks (RR) and 95% confidence intervals (CIs) were calculated using the random-effects model.