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Tubular function at year 2
| At year 2 | Percentage of patients with abnormal US (n=13) | Percentage of patients with normal US (n=27) | P value |
|---|---|---|---|
| High urine calcium: creatinine | 33.3 | 30 | 0.833 |
| High urine calcium: citrate | 38.5 | 41.7 | 0.870 |
| Low urine citrate: creatinine | 15.4 | 16.7 | 1.000 |
| High urine oxalate: creatinine | 38.5 | 25 | 0.770 |
US = ultrasound [age-specific reference ranges reproduced from (20)].
