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Table 1 Presenting features of all patients

From: Epidemiology of paediatric renal stone disease: a 22-year single centre experience in the UK

Presenting features (n = 522) Number of patients (%) Missing data (%)
Symptoms 522 (100%) 0
 Abdominal pain 163 (32%)
 UTI 183 (36%)
 Macroscopic haematuria 137 (27%)
 Painful haematuria 64 (13%)
 Asymptomatic 67 (13%)
 Coincidental finding 58 (11%)
 Screening 9 (1.8%)
Acute kidney injury 7 (1.4%)
Family history 279 (55%) 232 (45%)
 positive for stone disease 85 (30%)
  1st degree 31 (11%)
  2nd degree 28 (10%)
  more than 1 relative 26 (9%)
Premature birth 50 (10%) 0
Immobility 25 (5%) 0
Renal structural abnormalities 93 (18%) 0
Height data 214 (42%) 297 (58%)
 Height centile male 25th (0.4–99)
 Height centile female (see Fig. 2) 10th (0.4–91)
Weight data 209 (41%) 302 (59%)
 Weight centile male 25th (0.4–99)
 Weight centile female (see Fig. 2) 25th (0.4–91)
  1. Features at presentation including the number of missing data where appropriate. Nominal data are presented in n and %; Growth data are presented in median and range