Author | Mean follow-up period | Study quality (risk of bias for RCTs; NOS for OBS) | ||
Aranha | 5 months | High | ||
Navaei | ETV: 15.22 months; Shunt: 17.12 months | High | ||
Kulkarni | 1, 3, 6, 12 months after surgery for both groups | High | ||
Goyal | 6 months | High | ||
Pinto | 3~12 months | High | ||
Rahman | 30 days | High | ||
Uche | 1.27 years for both groups | 6 | ||
Lim | 1 year for both groups | 5 | ||
Beuriat | ETV: 4.3 years | 6 | ||
Laeke | 2 years for both groups | 6 | ||
Le Fournier | >3 months | 6 | ||
Kulkarni | 3; 6; 12 months for both groups | 7 | ||
Beuriat | 8 years and 10 months for both groups | 7 | ||
Rodis | 16.3 years for both groups | 5 | ||
Jernigan | 1 year for both groups | 8 | ||
Lima | 1 year for both groups | 6 | ||
Elgamal | 68 months for both groups | 5 | ||
Gonda | 5 years for both groups | 6 | ||
El-Ghandour | Shunt: 12.5 years | 7 | ||
Appelgren | 4.7 years for both groups | 6 | ||
Ruggiero | NA | 7 | ||
Tuli | 11 years for both groups | 8 | ||
Kulkarni | >12 month | 6 | ||
Jonathan Pindrik, MD | 2 years for both groups | 6 | ||
Christopher M. Bonfield | 8 years for both groups | 7 | ||
Ian C. Coulter1 | 5 years for both groups | 6 | ||
Bartosz Polis | NA | 7 | ||
Reynolds | 80 days | 6 | ||