Table 1 Age and gender distributions (n = 92)
From: Retrospective cohort study of rough-surface titanium implants with at least 25 years’ function
| Age/gender | Male | Female | Total |
|---|---|---|---|
| 20–29 | 3 | 1 | 4 |
| 30–39 | 2 | 7 | 9 |
| 40–49 | 8 | 14 | 22 |
| 50–59 | 8 | 18 | 26 |
| 60–69 | 15 | 13 | 28 |
| 70–79 | 2 | 1 | 3 |
| Total | 38 | 54 | 92 |