Table 1.
Demographic and calcification rate data
| Group (age, yr) | Mean age (yr) | Sex | Calcification | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Male | Female | Yes | No | ||||||
| Male | Female | Male | Female | ||||||
| 1 (1–9) | 6.20±2.87 | 12 (50.0) | 12 (50.0) | 6 (25.0) | 18 (75.0) | ||||
| 3 | 3 | 9 | 9 | ||||||
| 2 (10–19) | 15.54±2.97 | 19 (79.2) | 5 (20.8) | 21 (87.5) | 3 (12.5) | ||||
| 17 | 4 | 2 | 1 | ||||||
| 3 (20–29) | 24.54±3.02 | 15 (62.5) | 9 (37.5) | 23 (95.8) | 1 (4.2) | ||||
| 15 | 8 | 0 | 1 | ||||||
| 4 (30–39) | 35.16±3.10 | 14 (58.3) | 10 (41.7) | 24 (100) | 0 | ||||
| 14 | 10 | 0 | 0 | ||||||
| 5 (40–49) | 44.25±3.30 | 15 (62.5) | 9 (37.5) | 24 (100) | 0 | ||||
| 15 | 9 | 0 | 0 | ||||||
| 6 (50–59) | 55.25±2.67 | 16 (66.7) | 8 (33.3) | 24 (100) | 0 | ||||
| 16 | 8 | 0 | 0 | ||||||
| 7 (60–69) | 64.12±2.80 | 10 (41.7) | 14 (58.3) | 24 (100) | 0 | ||||
| 14 | 10 | 0 | 0 | ||||||
| 8 (70–79) | 73.45±2.73 | 10 (41.7) | 14 (58.3) | 24 (100) | 0 | ||||
| 14 | 10 | 0 | 0 | ||||||
| 9 (80–89) | 83.62±3.03 | 10 (41.7) | 14 (58.3) | 24 (100) | 0 | ||||
| 14 | 10 | 0 | 0 | ||||||
| Total | - | 121 (56.0) | 95 (44.0) | 194 (89.8) | 22 (10.2) | ||||
| 110 | 84 | 11 | 11 | ||||||
| 216 | 216 | ||||||||
Values are presented as mean±SD or number (%). –, not available.