Table 2

The series merged, 20 years of Nuss operations in children 1987–2006

Reference
number
Patients
operated
Type of study
Number of
centres
Comment

1
329
Retrospective
One
Series update on ref. 24
3
21
Comparative
One

4
52
Retrospective
One

5
335
Retrospective
One
Encompasses ref. 19
6
53
Retrospective
One

10
22
Retrospective
One

11
40
Retrospective
Not reported

12
172
Retrospective
Eight

13
31
Retrospective
One

15
20
Retrospective
One
Modified technique
16
36
Comparative
One

23
27
Retrospective
One
Subgroup of all-age cohort
8*
107
Comparative
One
Similar data to ref. 9
9*
107
Retrospective
Not reported
Similar data to ref. 8
14
80
Comparative
One

17**
35
Comparative
One
Same centre as ref. 18
18**
21
Retrospective
One
Same centre as ref. 17
22
461
Retrospective
One


Total
1949




Protopapas and Athanasiou Journal of Cardiothoracic Surgery 2008 3:40   doi:10.1186/1749-8090-3-40