Table 1.
Basal demographic and clinical data of children who completed or not all the study follow-up
| Cases | Attended follow-up examination (N = 70) n (%) | Performed first ultrasound did not attend follow-up examination (N = 87) n (%) | Statistical significance test | Did not perform ultrasound (N = 638) n (%) | Statistical significance test |
|---|---|---|---|---|---|
| Mean age | 10.4 | 10.6 | P = 0.834 | 9 | P < 0.01 |
| Female | 29 (41.4%) | 42 (48.3%) | – | 323 | – |
| Macroscopic hematuria | 10 (14.3%) | 19 (21.9%) | P = 0.603 | 184 (28.8%) | – |
| Microscopic hematuria | 62 (88.5%) | 83 (95.4%) | P = 0.011 | 608 (95.3%) | P = 0.430 |
| Proteinuria | 43 (61.4%) | 54 (62.1%) | P = 0.848 | 490 (76.8%) | P = 0.015 |
| Mean ultrasound WHO classification | 5.5 | 5.3 | P = 0.603T | – | P = 0.601 |
| Lower urinary tract | 3.3 | 2.9 | P = 0.815 | – | – |
| Upper urinary tract | 2.2 | 2.4 | P = 0.614 | – | – |
Bold values indicate significative statistical test (< 0.05).