Table 1. Urinary stone analysis according to patient characteristics .
Correlation of urinary stone composition with patient demographics and clinical profiles
| Parameters | Urinary stones (calculi) | |||
| Overall n(%) | Male n(%) | Female n(%) | ||
| 1231 | 876 (71.2) * | 355 (28.8) * | ||
| Mean age (Mean±SD) | 39.13±14.5 | 38.59±14.7 | 40.47±13.8 | |
| Age range (years) | 1-10 | 35 (2.8) | 25 (2.01) | 10 (0.81) |
| 11-20 | 51 (4.1) | 38 (3.08) | 13 (1.05) | |
| 21-30 | 286 (23.2) | 210 (17.1) | 76 (6.1) | |
| 31-40 | 343 (27.9) | 251 (20.4) | 92 (7.4) | |
| 41-50 | 244 (19.8) | 165 (13.4) | 79 (6.4) | |
| 51-60 | 171 (13.9) | 110 (8.9) | 61 (5.0) | |
| 61-70 | 88 (7.1) | 65 (5.3) | 23 (1.9) | |
| 71-80 | 09 (0.7) | 08 (0.6) | 1 (0.1) | |
| 81-90 | 04 (0.3) | 04 (0.3) | 00 (0) | |
| Stone location | Kidney | 922 (74.9) | 652 (53) | 270 (21.9) |
| Bladder | 92 (7.5) | 75 (6.1) | 17 (1.4) | |
| Ureter | 217 (17.6) | 147 (11.9) | 70 (5.7) | |
| Chief complaints | Flank pain/abdominal pain | 593 (48.1) | 421 (34.2) | 172 (13.9) |
| Nausea/vomiting | 227 (18.4) | 151 (12.3) | 76 (6.2) | |
| Hematuria | 167 (13.6) | 110 (8.9) | 57 (4.7) | |
| Lower urinary tract symptoms (LUTS) | 135 (11.0) | 41 (3.4) | 94 (7.7) | |
| Fever with chills | 105 (8.5) | 73 (5.9) | 32 (2.6) | |
| * The p-value for the difference in occurrence between males and females is significant, determined by the non-parametric binomial test. | ||||