Summary outcomes
| Study | Technique | Type of repair | Total (n) | UCF | MS | Stricture | GD | WI | Redness/ erythema | Bleeding | Swelling/edema | Flap necrosis | Total complications | |
| 1 | Cimador et al.12 | PG | Mathieu technique: 277 patients (subcoronal hypospadias) Transverse preputial flap (tubularized or onlay): 59 patients (midshaft or proximal hypospadias) | 254 | 17 | – | 12 | – | – | – | – | – | – | 29 |
| PDS | 82 | 6 | 2 | – | – | – | 8 | |||||||
| 2 | Khalid et al.9 | PG | Snodgrass repair of subcoronal hypospadias | 100 | 29 | 6 | – | – | 7 | – | – | – | – | 42 |
| PDS | 100 | 26 | 9 | – | – | 4 | – | – | – | – | 39 | |||
| 3 | Fakhr14 | PG | Only anterior hypospadias (surgery not mentioned) | 10 | 0 | – | – | – | 5 | 4 | 9 | 5 | 3 | 26 |
| PDS | 10 | 0 | – | – | – | 2 | 3 | 5 | 0 | 0 | 10 | |||
| 4 | Shirazi et al.15 | PG | All underwent TIP with dartos flap for distal, mid-penile, and TVS flap for proximal hypospadias | 298 | 27 | 8 | 6 | 4 | – | – | – | – | – | 45 |
| PDS | 285 | 12 | 2 | 1 | 0 | – | – | – | – | – | 15 | |||
| 5 | Mohamed Ali Alaraby et al.13 | PG | Single-stage repair: 79.3% Multistage repair: 20.7%. MAGPI: 47.6% TIP: 31.4% Thiersch-Duplay: 20% Mathieu repair: 1% | 50 | 14 | 9 | – | – | 2 | – | 0 | 0 | – | 17 |
| PDS | 55 | 5 | 2 | – | – | 2 | – | 4 | 11 | – | 6 |
GD, glans dehiscence; MAGPI, meatal advancement and glanduloplasty; MS, meatal stenosis; PDS, polydioxanone; PG, polyglactin; TIP, tubularized incised plate; UCF, urethrocutaneous fistula; WI, wound infection.