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. 2023 Sep 27;18:304. doi: 10.1186/s13023-023-02882-4

Table 4.

Retrospective analysis of renal conditions by age group

Renal conditions,
n (%)a
Children 1 to < 5 years
(n = 5)
Children 5 to < 12 years
(n = 30)
Adolescents 12 to < 18 years
(n = 22)
Total paediatric participants
(N = 57)
Adults 18 to < 30 years
(n = 4)
Adults 30 to < 50 years
(n = 6)
Adults ≥ 50 years
(n = 3)
Total adult participants
(N = 13)
Total
(N = 70)
Nephrolithiasis 0 2 (6.7) 0 2 (3.5) 0 2 (33.3) 1 (33.3) 3 (23.1) 5 (7.1)
Nephrocalcinosis 5 (100) 30 (100) 22 (100) 57 (100) 4 (100) 5 (83.3) 2 (66.7) 11 (84.6) 68 (97.1)

N represents number of participants in the main categories: total pediatric participants, total adult participants and total participants. n represents the number of participants in the age groups within the main categories

Percentage denominators are the number of participants for whom data was reported in that category

aNo renal conditions data were available for infants (< 1 year; n = 5)