Table III.
Characteristics of the trials included in the meta-analysis.
| Reference | Year | Study type | N | Mean age (years) | Prosthesis type | Pre-op. ABG (dB) | Post-op. ABG (dB) | ABG improvement | ABG ≤ 10 dB (%) | Follow-up (months) | Complications (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Rajan et al. 13 | 2007 | prospective | 90 270 |
45.3 42.5 |
Nitinol titanium | 38.24 37.15 |
5.15 12,37 |
32.4 dB 31.1 dB |
90 75 |
24 | 0.01 |
| Huber AM et al. 8 | 2008 | prospective retrospective |
75 75 |
44 46 |
Nitinol conventional |
- - |
8 11.6 |
- - |
71 43 |
12.8 13.1 |
1 |
| Fayad JN et al. 14 | 2009 | retrospective | 306 110 |
47.9 48.3 |
Smart (Nitinol) non-smart (other) |
26.1 25.7 |
7.6 6.0 |
18.7 dB 19.9 dB |
9.6 11.3 |
5.6 6.9 |
7.15 10.1 |
| Kuo CL et al. 15 | 2010 | retrospective | 16 21 |
42.8 45.5 |
Nitinol manual-crimping |
26.79 26.19 |
7.92 13.09 |
14.53 dB 9.04 dB |
75.0 33.3 |
2.98 3.27 |
- |
| Cho JJ et al. 16 | 2011 | retrospective | 80 21 |
46 45 |
Nitinol titanium (Fisch-type) |
25.1 28.1 |
8.2 9.0 |
- | 92.5 95.2 |
12 | - |
| Brar T et al. 17 | 2012 | prospective | 20 20 |
(range 18-45) | Nitinol teflon |
36.1 34,3 |
7.6 8.1 |
78.95% 76.3% |
100 90 |
6 | 12.5 |
| Canu G et al. 19 | 2016 | retrospective | 50 50 131 50 |
45 43 45 46 |
Nitinol teflon first titanium last titanium |
22 22 25 21 |
6 10 10 5 |
16 dB 12 dB 15 dB 16 dB |
84 36 44 92 |
1 3 3 1 |
- |