| 
      
        |   | LMA-Unique | i-gel |  
        | Age, years | 45 (21) | 45 (21) |  
        | Height, cm | 172 (9) | 173 (9) |  
        | Weight, kg | 75 (10) | 76 (9) |  
        | Body Mass Index, kg.m-2 | 25 (3) | 25 (3) |  
        | Sex M/F (n) | 9/6 | 9/6 |  
        | ASA grade 1/2 | 10/5 | 11/4 |  
        | Mallampati score,1/2 | 11/4 | 12/3 |  
        | Procedures(n) |   |   |  
        | Orthopaedic | 9 | 10 |  
        | General surgery | 3 | 1 |  
        | Middle ear surgery | 3 | 4 |  |