| Age group (Years) | *Ultrasound findings Normal Freq (%) | Abnormal Freq (%) | Total Freq (%) |
| 18 - 27 | 15 (7.5) | 23 (4.5) | 38 (5.3) |
| 28 - 37 | 83 (41.5) | 182 (36.2) | 265 (37.3) |
| 38 - 47 | 63 (31.5) | 175 (34.2) | 238 (33.5) |
| 48 - 57 | 32 (16.0) | 105 (20.5) | 137 (19.3) |
| 58 - 67 | 7 (3.5) | 26 (5.1) | 33 (4.6) |
| Total | 200 (100) | 511 (100) | 711 (100) |