Table 1 Distribution of age, sex, and stone type in all patients (n = 323).
Age (Years) | Solitary stone | Multiple stones | Total | ||
|---|---|---|---|---|---|
Male | Female | Male | Female | ||
~ 29 | 4 | 7 | 8 | 16 | 35 |
30–39 | 23 | 16 | 23 | 16 | 78 |
40–49 | 26 | 17 | 29 | 17 | 89 |
50–59 | 18 | 11 | 19 | 19 | 67 |
60~ | 9 | 18 | 12 | 15 | 54 |
Total | 80 | 69 | 91 | 83 | 323 |