Table 1.
Distribution of maxillary first molars according to patient age
| Age (year) | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 | Total |
|---|---|---|---|---|---|---|---|
| Number (%) | 9 (6.0) | 42 (28.2) | 36 (24.2) | 24 (16.1) | 21 (14.1) | 17 (11.4) | 149 (100) |
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