Table 2.
Variable | Developed Countries | Other Countries | P Value* | Total |
Total (N) | 3036 | 5925 | 8961 | |
Men | 62.9 | 65.4 | .02 | 64.9 |
Women | 37.1 | 34.6 | .02 | 35.1 |
Age (years), median (range) | 42.6 (7–88) | 39.2 (5–83) | 40.7 (5–88) | |
Previous tuberculosis | 37.9 | 38.4 | .66 | 36.5 |
Symptoms and signs | ||||
Storage symptoms | 44.2 | 55.2 | <.01 | 50.5 |
Dysuria | 33.8 | 46.4 | <.01 | 37.9 |
Lumbar pain | 28.8 | 42.3 | <.01 | 34.4 |
Hematuria | 24.5 | 44.3 | <.01 | 35.6 |
Epididymis lesion† | 20.6 | 47.4 | <.01 | 48.9 |
Fever and malaise | 23.2 | 19.9 | .28 | 21.9 |
No symptoms | 8.4 | 0 | <.01 | 6.4 |
Renal failure | 1.4 | 10.2 | <.01 | 5.7 |
Diagnosis | ||||
Urine | 79.0 | 55.4 | <.01 | 64.2 |
Histopathology | 7.8 | 38.3 | <.01 | 21.9 |
Clinicoradiographic | 9.6 | 11.3 | .36 | 10.4 |
Kidney | ||||
Unilateral nonfunctioning | 22.8 | 33.1 | <.01 | 26.9 |
Normal | 18.8 | 13.2 | <.01 | 15.2 |
Contracted bladder | 4.0 | 11.6 | <.01 | 8.9 |
Surgeries | 56.6 | 53.6 | <.01 | 54.9 |
Ablative | 35.0 | 26.9 | <.01 | 27.2 |
Nephrectomy | 27.9 | 26.0 | .37 | 27.6 |
Developed countries included the United States, Japan, and those in Europe. Other countries included Russia and those in Latin America and Africa.
Values are percentages unless otherwise noted.
Comparison between developed countries and other countries (χ2 test).
In relation to male patients.