PROM (Author, Year) | Total sample size | PSC sample size | Domains | Test retest reliability (Pearson Correlation) | Internal consistency (Cronbach’s Alpha) |
---|---|---|---|---|---|
NIDDK-QA (Kim, 2000) | 96 | 17 | Liver symptoms men women | 0.94 | Men = 0.94, women =0.87 |
 |  |  | Physical function | 0.99 | 0.88 |
 |  |  | Health satisfaction | 0.82 | NR |
 |  |  | Overall well being | 0.83 | 0.91 |
 |  |  |  | Time interval of 2 weeks |  |
NIDDK-QA (Gross, 1999) | 157 | 92 | Symptoms | NR | 0.81 & 0.85 |
 |  |  | Functioning | NR | 0.82 & 0.88 |
 |  |  | Index of General Affect (IGA) | NR | 0.91 & 0.93 |
PSC PROM (Younossi, 2017) | 102 | Test retest n = 53 Internal consistency n = 155 | PSC Symptoms | 0.84 | 0.89 |
 |  |  | Physical Function | 0.83 | 0.91 |
 |  |  | Activities of Daily Living | 0.85 | 0.86 |
 |  |  | Work Productivity | 0.7 | 0.93 |
 |  |  | Role Function | 0.83 | 0.91 |
 |  |  | Emotional Impact | 0.82 | 0.91 |
 |  |  | Social/Leisure Impact | 0.8 | 0.93 |
 |  |  | Quality of Life | 0.79 | 0.94 |
 |  |  | Total Impact of Symptoms | 0.88 |  |