Table 2 Univariate analysis of the risk factors of the etiology of the giant stones of the urinary bladder (One-way ANOVA for the continuous variables and Fisher’s Exact test for the categorical variables)
Variables | Bladder pathology | Infravesical obstruction | Unknown causes | p value |
|---|---|---|---|---|
Mean ± standard deviation or number (percentage) | ||||
Age (years) | 52.4 ± 17.3 | 61.5 ± 12.9 | 58.9 ± 12 | 0.038 |
Gender | ||||
Male | 14 (18.9%) | 43 (58.1) | 12 (16.2%) | 0.017 |
Female | 2 (2.7%) | 0 | 3 (4.1%) | |
Residence | ||||
Rural | 14 (18.9%) | 41 (55.4%) | 12 (16.2%) | 0.194 |
Urban | 2 (2.7%) | 2 (2.7%) | 3 (4.1%) | |
Education level | ||||
High | 2 (2.7%) | 2 (2.7%) | 0 | 0.526 |
Middle | 0 | 4 (5.4%) | 2 (2.7%) | |
Low | 14 (19%) | 37 (50%) | 13 (17.6%) | |
Occupation | ||||
Farmer | 12 (16.2%) | 35 (47.3%) | 9 (12.2%) | 0.250 |
Non-farmer | 4 (5.4%) | 8 (10.8%) | 6 (8.1%) | |
Urinary pH | ||||
Acidic | 6 (8.3%) | 17 (23.6%) | 3 (4.2%) | 0.336 |
Alkaline | 8 (11.1%) | 26 (36.1%) | 12 (16.7%) | |
Urine culture and sensitivity | ||||
Negative | 6 (8.5%) | 17 (23.9%) | 3 (4.2%) | 0.318 |
Positive | 8 (11.3%) | 25 (35.2) | 12 (16.9%) | |