Pournajafian A, Alimian M, Rokhtabnak F, Ghodraty M, Mojri M. Anesth Pain Med. 2015 Mar 30;5(2):e22068
A single-blind randomised trial on 61 patients allocated into i-gel and LMA Classic groups. Airway placement was categorised into three groups: first, second and third attempts. Success rate, insertion time and postoperative complications were measured. i-gel a 'good alternative' to cLMA in this scenario.
Link to abstract