Table 1:

Distribution of number of procedures per patient and number of procedures per age bracket

No. of Procedures per Patient	No. of Patients	Age Cohort	No. of Cases
1	125	<1 year	27
2	42	1–2 years	37
3	20	3–7 years	80
4	5	8–13 years	101
5	4	13–17 years	91
6	2	18–20 years	19
7	2
9	1
11	1

Note:—Total number of procedures = 355; total number of unique patients = 202. Most patients underwent a single procedure, the vast majority underwent 3 or fewer, and a very small number underwent 5 or more. The mean age of the cohort was 9.7 years.