| 
      
        |  | Responsiveness | MID |  
        | ISC-Q | Mean change in scores (SD) | SRM | Effect size | 1/3 SD | 1/2 SD | SEM | MID Range |  
        | Ease    of use | 0.23    (0.89)* | 0.26 | 0.36 | 0.21 | 0.32 | 0.24 | 0.21-0.32 |  
        | Discreetness | 1.20    (1.19)** | 1.00 | 1.14 | 0.35 | 0.52 | 0.43 | 0.35-0.52 |  
        | Psychological    wellbeing | 0.06    (0.90) | 0.07 | 0.05 | 0.37 | 0.55 | 0.45 | 0.37-0.55 |  
        | Convenience | 1.12    (1.04)** | 1.08 | 1.09 | 0.34 | 0.51 | 0.40 | 0.34-0.51 |  
        | Total    score | 16.28    (16.87)** | 0.97 | 0.93 | 5.82 | 8.73 | 4.94 | 4.94-8.73 |  | 
  
    | SRM=standardized response ; *p<0.05 (from paired t-test); **p<0.01 (from paired 
t-test) | 
  
    | Table 1: Responsiveness and minimum important difference (MID) estimates of 
    the ISC-Q. |